n | a(n) |
---|---|
1 | 0 |
2 | 0 |
3 | 29 |
4 | 661 |
5 | 6285 |
6 | 35378 |
7 | 143787 |
8 | 468529 |
9 | 1301351 |
10 | 3202970 |
11 | 7170593 |
12 | 14872997 |
13 | 28969129 |
14 | 53527866 |
15 | 94568255 |
16 | 160741233 |
17 | 264175507 |
18 | 421511954 |
19 | 655152581 |
20 | 994751765 |
21 | 1478979173 |
22 | 2157585442 |
23 | 3093803379 |
24 | 4367119121 |
25 | 6076449375 |
26 | 8343762538 |
27 | 11318183177 |
[0,0,29,661,6285,35378,143787,468529,1301351, 3202970,7170593,14872997,28969129,53527866, 94568255,160741233,264175507,421511954,655152581, 994751765,1478979173,2157585442,3093803379, 4367119121,6076449375,8343762538,11318183177] |