n | a(n) |
---|---|
1 | 2 |
2 | 8 |
3 | 15 |
4 | 33 |
5 | 104 |
6 | 228 |
7 | 529 |
8 | 1469 |
9 | 3442 |
10 | 8212 |
11 | 21431 |
12 | 51717 |
13 | 125296 |
14 | 317400 |
15 | 775809 |
16 | 1895433 |
17 | 4734066 |
18 | 11634128 |
19 | 28553071 |
20 | 70839225 |
21 | 174478216 |
22 | 429240572 |
23 | 1061586753 |
24 | 2617025573 |
25 | 6446295426 |
26 | 15919369724 |
27 | 39257673143 |
28 | 96762290109 |
[2,8,15,33,104,228,529,1469,3442,8212,21431,51717, 125296,317400,775809,1895433,4734066,11634128, 28553071,70839225,174478216,429240572,1061586753, 2617025573,6446295426,15919369724,39257673143, 96762290109] |