n | a(n) |
---|---|
1 | 4 |
2 | 15 |
3 | 221 |
4 | 48839 |
5 | 2385247913 |
6 | 5689407606470855563 |
7 | 32369358912568429679140929317208046943 |
8 | 1047775396410673232345014594095988998399127191704501568910205139392491645247 |
[4,15,221,48839,2385247913,5689407606470855563, 32369358912568429679140929317208046943, 10477753964106732323450145940959889983991271917045\ 01568910205139392491645247] |