n | a(n) |
---|---|
1 | 2 |
2 | 4 |
3 | 4 |
4 | 10 |
5 | 4 |
6 | 54 |
7 | 4 |
8 | 284 |
9 | 564 |
10 | 2146 |
11 | 4 |
12 | 64068 |
13 | 4 |
14 | 273706 |
15 | 3055056 |
16 | 9322174 |
17 | 4 |
18 | 455865986 |
19 | 4 |
20 | 7379708912 |
21 | 72557376324 |
22 | 27499326586 |
23 | 4 |
24 | 28169911778038 |
25 | 10389345718756 |
26 | 15811717561854 |
27 | 5955168301010504 |
28 | 26845490776452304 |
29 | 4 |
[2,4,4,10,4,54,4,284,564,2146,4,64068,4,273706, 3055056,9322174,4,455865986,4,7379708912, 72557376324,27499326586,4,28169911778038, 10389345718756,15811717561854,5955168301010504, 26845490776452304,4] |