n | a(n) |
---|---|
1 | 8 |
2 | 36 |
3 | 280 |
4 | 1844 |
5 | 9880 |
6 | 43958 |
7 | 168314 |
8 | 568933 |
9 | 1734054 |
10 | 4842044 |
11 | 12545910 |
12 | 30469542 |
13 | 69935848 |
14 | 152731858 |
15 | 319150868 |
16 | 641127127 |
17 | 1243115122 |
18 | 2334434336 |
19 | 4258292458 |
20 | 7564553798 |
21 | 13115830616 |
22 | 22239519138 |
23 | 36942424868 |
24 | 60209406935 |
[8,36,280,1844,9880,43958,168314,568933,1734054, 4842044,12545910,30469542,69935848,152731858, 319150868,641127127,1243115122,2334434336, 4258292458,7564553798,13115830616,22239519138, 36942424868,60209406935] |