n | a(n) |
---|---|
0 | 1 |
1 | 8 |
2 | 36 |
3 | 156 |
4 | 524 |
5 | 1552 |
6 | 4259 |
7 | 10394 |
8 | 24183 |
9 | 51875 |
10 | 106494 |
11 | 206745 |
12 | 384905 |
13 | 687199 |
14 | 1183788 |
15 | 1963561 |
16 | 3173730 |
17 | 4927653 |
18 | 7548433 |
19 | 11034284 |
20 | 16135051 |
21 | 22312164 |
22 | 31309061 |
23 | 41115663 |
24 | 55583921 |
25 | 69539866 |
26 | 90846746 |
27 | 108550608 |
28 | 137370735 |
[1,8,36,156,524,1552,4259,10394,24183,51875, 106494,206745,384905,687199,1183788,1963561, 3173730,4927653,7548433,11034284,16135051, 22312164,31309061,41115663,55583921,69539866, 90846746,108550608,137370735] |