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i = 20%           0 < n < 75


  n      F/P, i, n       P/F, i, n        F/A, i, n       A/F, i, n      P/A, i, n       A/P, i, n

  1  |      1.200000  |  0.83333333  |       1.000000  |  1.00000000  |  0.83333333  |  1.2000000000
  2  |      1.440000  |  0.69444444  |       2.200000  |  0.45454545  |  1.52777778  |  0.6545454545
  3  |      1.728000  |  0.57870370  |       3.640000  |  0.27472527  |  2.10648148  |  0.4747252747
  4  |      2.073600  |  0.48225309  |       5.368000  |  0.18628912  |  2.58873457  |  0.3862891207
  5  |      2.488320  |  0.40187757  |       7.441600  |  0.13437970  |  2.99061214  |  0.3343797033
  6  |      2.985984  |  0.33489798  |       9.929920  |  0.10070575  |  3.32551012  |  0.3007057459
  7  |      3.583181  |  0.27908165  |      12.915904  |  0.07742393  |  3.60459176  |  0.2774239263
  8  |      4.299817  |  0.23256804  |      16.499085  |  0.06060942  |  3.83715980  |  0.2606094224
  9  |      5.159780  |  0.19380670  |      20.798902  |  0.04807946  |  4.03096650  |  0.2480794617
 10  |      6.191736  |  0.16150558  |      25.958682  |  0.03852276  |  4.19247209  |  0.2385227569
 11  |      7.430084  |  0.13458799  |      32.150419  |  0.03110379  |  4.32706007  |  0.2311037942
 12  |      8.916100  |  0.11215665  |      39.580502  |  0.02526496  |  4.43921673  |  0.2252649649
 13  |     10.699321  |  0.09346388  |      48.496603  |  0.02062000  |  4.53268061  |  0.2206200011
 14  |     12.839185  |  0.07788657  |      59.195923  |  0.01689306  |  4.61056717  |  0.2168930552
 15  |     15.407022  |  0.06490547  |      72.035108  |  0.01388212  |  4.67547264  |  0.2138821198
 16  |     18.488426  |  0.05408789  |      87.442129  |  0.01143614  |  4.72956054  |  0.2114361350
 17  |     22.186111  |  0.04507324  |     105.930555  |  0.00944015  |  4.77463378  |  0.2094401469
 18  |     26.623333  |  0.03756104  |     128.116666  |  0.00780539  |  4.81219482  |  0.2078053857
 19  |     31.948000  |  0.03130086  |     154.740000  |  0.00646245  |  4.84349568  |  0.2064624532
 20  |     38.337600  |  0.02608405  |     186.688000  |  0.00535653  |  4.86957973  |  0.2053565307
 21  |     46.005120  |  0.02173671  |     225.025600  |  0.00444394  |  4.89131644  |  0.2044439388
 22  |     55.206144  |  0.01811393  |     271.030719  |  0.00368962  |  4.90943037  |  0.2036896187
 23  |     66.247373  |  0.01509494  |     326.236863  |  0.00306526  |  4.92452531  |  0.2030652575
 24  |     79.496847  |  0.01257912  |     392.484236  |  0.00254787  |  4.93710442  |  0.2025478730
 25  |     95.396217  |  0.01048260  |     471.981083  |  0.00211873  |  4.94758702  |  0.2021187290
 26  |    114.475460  |  0.00873550  |     567.377300  |  0.00176250  |  4.95632252  |  0.2017624956
 27  |    137.370552  |  0.00727958  |     681.852760  |  0.00146659  |  4.96360210  |  0.2014665923
 28  |    164.844662  |  0.00606632  |     819.223312  |  0.00122067  |  4.96966841  |  0.2012206684
 29  |    197.813595  |  0.00505526  |     984.067974  |  0.00101619  |  4.97472368  |  0.2010161900
 30  |    237.376314  |  0.00421272  |    1181.881569  |  0.00084611  |  4.97893640  |  0.2008461085
 31  |    284.851577  |  0.00351060  |    1419.257883  |  0.00070459  |  4.98244700  |  0.2007045936
 32  |    341.821892  |  0.00292550  |    1704.109459  |  0.00058682  |  4.98537250  |  0.2005868168
 33  |    410.186270  |  0.00243792  |    2045.931351  |  0.00048877  |  4.98781042  |  0.2004887750
 34  |    492.223524  |  0.00203160  |    2456.117621  |  0.00040715  |  4.98984201  |  0.2004071466
 35  |    590.668229  |  0.00169300  |    2948.341146  |  0.00033917  |  4.99153501  |  0.2003391738
 36  |    708.801875  |  0.00141083  |    3539.009375  |  0.00028256  |  4.99294584  |  0.2002825649
 37  |    850.562250  |  0.00117569  |    4247.811250  |  0.00023542  |  4.99412154  |  0.2002354154
 38  |   1020.674700  |  0.00097974  |    5098.373500  |  0.00019614  |  4.99510128  |  0.2001961410
 39  |   1224.809640  |  0.00081645  |    6119.048200  |  0.00016342  |  4.99591773  |  0.2001634241
 40  |   1469.771568  |  0.00068038  |    7343.857840  |  0.00013617  |  4.99659811  |  0.2001361682
 41  |   1763.725882  |  0.00056698  |    8813.629408  |  0.00011346  |  4.99716509  |  0.2001134606
 42  |   2116.471058  |  0.00047248  |   10577.355289  |  0.00009454  |  4.99763758  |  0.2000945416
 43  |   2539.765269  |  0.00039374  |   12693.826347  |  0.00007878  |  4.99803131  |  0.2000787785
 44  |   3047.718323  |  0.00032811  |   15233.591617  |  0.00006564  |  4.99835943  |  0.2000656444
 45  |   3657.261988  |  0.00027343  |   18281.309940  |  0.00005470  |  4.99863286  |  0.2000547007
 46  |   4388.714386  |  0.00022786  |   21938.571928  |  0.00004558  |  4.99886071  |  0.2000455818
 47  |   5266.457263  |  0.00018988  |   26327.286314  |  0.00003798  |  4.99905060  |  0.2000379834
 48  |   6319.748715  |  0.00015823  |   31593.743576  |  0.00003165  |  4.99920883  |  0.2000316518
 49  |   7583.698458  |  0.00013186  |   37913.492292  |  0.00002638  |  4.99934069  |  0.2000263758
 50  |   9100.438150  |  0.00010988  |   45497.190750  |  0.00002198  |  4.99945058  |  0.2000219794
 51  |  10920.525780  |  0.00009157  |   54597.628900  |  0.00001832  |  4.99954215  |  0.2000183158
 52  |  13104.630936  |  0.00007631  |   65518.154680  |  0.00001526  |  4.99961846  |  0.2000152629
 53  |  15725.557123  |  0.00006359  |   78622.785616  |  0.00001272  |  4.99968205  |  0.2000127190
 54  |  18870.668548  |  0.00005299  |   94348.342739  |  0.00001060  |  4.99973504  |  0.2000105990
 55  |  22644.802257  |  0.00004416  |  113219.011287  |  0.00000883  |  4.99977920  |  0.2000088324
 56  |  27173.762709  |  0.00003680  |  135863.813544  |  0.00000736  |  4.99981600  |  0.2000073603
 57  |  32608.515251  |  0.00003067  |  163037.576253  |  0.00000613  |  4.99984667  |  0.2000061336
 58  |  39130.218301  |  0.00002556  |  195646.091504  |  0.00000511  |  4.99987222  |  0.2000051113
 59  |  46956.261961  |  0.00002130  |  234776.309805  |  0.00000426  |  4.99989352  |  0.2000042594
 60  |  56347.514353  |  0.00001775  |  281732.571766  |  0.00000355  |  4.99991126  |  0.2000035495
 61  |  67617.017224  |  0.00001479  |  338080.086119  |  0.00000296  |  4.99992605  |  0.2000029579
 62  |  81140.420669  |  0.00001232  |  405697.103343  |  0.00000246  |  4.99993838  |  0.2000024649
 63  |  97368.504802  |  0.00001027  |  486837.524011  |  0.00000205  |  4.99994865  |  0.2000020541
 64  | 116842.205763  |  0.00000856  |  584206.028814  |  0.00000171  |  4.99995721  |  0.2000017117
 65  | 140210.646915  |  0.00000713  |  701048.234576  |  0.00000143  |  4.99996434  |  0.2000014264
 66  | 168252.776298  |  0.00000594  |  841258.881492  |  0.00000119  |  4.99997028  |  0.2000011887
 67  | 201903.331558  |  0.00000495  | 1009511.657790  |  0.00000099  |  4.99997524  |  0.2000009906
 68  | 242283.997870  |  0.00000413  | 1211414.989348  |  0.00000083  |  4.99997936  |  0.2000008255
 69  | 290740.797444  |  0.00000344  | 1453698.987218  |  0.00000069  |  4.99998280  |  0.2000006879
 70  | 348888.956932  |  0.00000287  | 1744439.784661  |  0.00000057  |  4.99998567  |  0.2000005732
 71  | 418666.748319  |  0.00000239  | 2093328.741593  |  0.00000048  |  4.99998806  |  0.2000004777
 72  | 502400.097982  |  0.00000199  | 2511995.489912  |  0.00000040  |  4.99999005  |  0.2000003981
 73  | 602880.117579  |  0.00000166  | 3014395.587894  |  0.00000033  |  4.99999171  |  0.2000003317
 74  | 723456.141095  |  0.00000138  | 3617275.705473  |  0.00000028  |  4.99999309  |  0.2000002765
 75  | 868147.369314  |  0.00000115  | 4340731.846568  |  0.00000023  |  4.99999424  |  0.2000002304