n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 1 |
3 | 1 |
4 | 2 |
5 | 6 |
6 | 22 |
7 | 92 |
8 | 419 |
9 | 2066 |
10 | 10863 |
11 | 60459 |
12 | 354381 |
13 | 2177439 |
14 | 13979759 |
15 | 93527819 |
16 | 650509643 |
17 | 4694372980 |
18 | 35086564926 |
19 | 271174745565 |
20 | 2164066408692 |
21 | 17808271012127 |
22 | 150925549288155 |
23 | 1315804758238582 |
24 | 11787981398487995 |
25 | 108409978503340041 |
26 | 1022519935940220983 |
27 | 9882436548778410911 |
28 | 97788364370359938816 |
[1,1,1,1,2,6,22,92,419,2066,10863,60459,354381, 2177439,13979759,93527819,650509643,4694372980, 35086564926,271174745565,2164066408692, 17808271012127,150925549288155,1315804758238582, 11787981398487995,108409978503340041, 1022519935940220983,9882436548778410911, 97788364370359938816] |