n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 8 |
3 | 45 |
4 | 297 |
5 | 2144 |
6 | 16398 |
7 | 130622 |
8 | 1072509 |
9 | 9015741 |
10 | 77229624 |
11 | 671868010 |
12 | 5921241337 |
13 | 52764270015 |
14 | 474699837123 |
15 | 4306641596007 |
16 | 39363068782364 |
17 | 362191362113221 |
18 | 3352866324085927 |
19 | 31210685632641522 |
20 | 292025240058727496 |
21 | 2745513045893833352 |
22 | 25929804402647536603 |
23 | 245958435266263341412 |
24 | 2342884864036837008480 |
25 | 22409497495190975013498 |
[1,2,8,45,297,2144,16398,130622,1072509,9015741, 77229624,671868010,5921241337,52764270015, 474699837123,4306641596007,39363068782364, 362191362113221,3352866324085927, 31210685632641522,292025240058727496, 2745513045893833352,25929804402647536603, 245958435266263341412,2342884864036837008480, 22409497495190975013498] |