n | a(n) |
---|---|
0 | 1 |
1 | 1 |
2 | 8 |
3 | 35 |
4 | 91 |
5 | 405 |
6 | 1069 |
7 | 3799 |
8 | 8686 |
9 | 36744 |
10 | 86310 |
11 | 235776 |
12 | 686329 |
13 | 1605779 |
14 | 5230579 |
15 | 13191702 |
16 | 30608501 |
17 | 73907925 |
18 | 206052723 |
19 | 433747560 |
20 | 1324608945 |
21 | 2995740974 |
22 | 6973434054 |
23 | 15364943439 |
24 | 35816669079 |
25 | 86662644756 |
26 | 184871083828 |
27 | 502089539734 |
28 | 1098571699830 |
[1,1,8,35,91,405,1069,3799,8686,36744,86310, 235776,686329,1605779,5230579,13191702,30608501, 73907925,206052723,433747560,1324608945, 2995740974,6973434054,15364943439,35816669079, 86662644756,184871083828,502089539734, 1098571699830] |