n | a(n) |
---|---|
1 | 1 |
2 | 1 |
3 | 1 |
4 | 1 |
5 | 8 |
6 | 35 |
7 | 107 |
8 | 247 |
9 | 535 |
10 | 1223 |
11 | 3009 |
12 | 8033 |
13 | 21789 |
14 | 56561 |
15 | 141754 |
16 | 352916 |
17 | 885060 |
18 | 2243639 |
19 | 5731032 |
20 | 14652087 |
21 | 37302363 |
22 | 94594125 |
23 | 239640285 |
24 | 607680601 |
25 | 1543064845 |
26 | 3921438808 |
27 | 9965699656 |
28 | 25314407628 |
29 | 64275368601 |
30 | 163181158704 |
[1,1,1,1,8,35,107,247,535,1223,3009,8033,21789, 56561,141754,352916,885060,2243639,5731032, 14652087,37302363,94594125,239640285,607680601, 1543064845,3921438808,9965699656,25314407628, 64275368601,163181158704] |