n | a(n) |
---|---|
0 | 1 |
1 | 5 |
2 | 31 |
3 | 200 |
4 | 1309 |
5 | 8627 |
6 | 57082 |
7 | 378648 |
8 | 2516111 |
9 | 16740913 |
10 | 111494801 |
11 | 743137984 |
12 | 4956359312 |
13 | 33074272702 |
14 | 220810039566 |
15 | 1474764797488 |
16 | 9853307017341 |
17 | 65853733243281 |
18 | 440255398634199 |
19 | 2944041287677060 |
20 | 19691951641479427 |
21 | 131744163990056479 |
22 | 881586559906575688 |
[1,5,31,200,1309,8627,57082,378648,2516111, 16740913,111494801,743137984,4956359312, 33074272702,220810039566,1474764797488, 9853307017341,65853733243281,440255398634199, 2944041287677060,19691951641479427, 131744163990056479,881586559906575688] |