n | a(n) |
---|---|
0 | 1 |
1 | 6 |
2 | 26 |
3 | 156 |
4 | 626 |
5 | 3756 |
6 | 16276 |
7 | 97656 |
8 | 390626 |
9 | 2343756 |
10 | 10156276 |
11 | 60937656 |
12 | 244531876 |
13 | 1467191256 |
14 | 6357828776 |
15 | 38146972656 |
16 | 152587890626 |
17 | 915527343756 |
18 | 3967285156276 |
19 | 23803710937656 |
20 | 95520019531876 |
21 | 573120117191256 |
[1,6,26,156,626,3756,16276,97656,390626,2343756, 10156276,60937656,244531876,1467191256,6357828776, 38146972656,152587890626,915527343756, 3967285156276,23803710937656,95520019531876, 573120117191256] |