n | a(n) |
---|---|
0 | 1 |
1 | 0 |
2 | 0 |
3 | 0 |
4 | 0 |
5 | 1 |
6 | 1 |
7 | 1 |
8 | 1 |
9 | 1 |
10 | 253 |
11 | 925 |
12 | 2509 |
13 | 6007 |
14 | 13443 |
15 | 785643 |
16 | 6114551 |
17 | 31980469 |
18 | 138704361 |
19 | 539262713 |
20 | 13685913105 |
21 | 170996304653 |
22 | 1442111683785 |
23 | 9802624250281 |
24 | 58233700998845 |
25 | 939069565583991 |
26 | 15109164547164171 |
27 | 181402703206632211 |
28 | 1758154702415920051 |
[1,0,0,0,0,1,1,1,1,1,253,925,2509,6007,13443, 785643,6114551,31980469,138704361,539262713, 13685913105,170996304653,1442111683785, 9802624250281,58233700998845,939069565583991, 15109164547164171,181402703206632211, 1758154702415920051] |