n | a(n) |
---|---|
0 | 1 |
1 | 6 |
2 | 36 |
3 | 200 |
4 | 1038 |
5 | 5160 |
6 | 24776 |
7 | 115632 |
8 | 527172 |
9 | 2355998 |
10 | 10349448 |
11 | 44783064 |
12 | 191211512 |
13 | 806737800 |
14 | 3367294320 |
15 | 13918479872 |
16 | 57020736942 |
17 | 231697484304 |
18 | 934399998412 |
19 | 3742041461976 |
20 | 14888854356840 |
21 | 58881590423856 |
22 | 231542984619720 |
23 | 905666813058384 |
[1,6,36,200,1038,5160,24776,115632,527172,2355998, 10349448,44783064,191211512,806737800,3367294320, 13918479872,57020736942,231697484304,934399998412, 3742041461976,14888854356840,58881590423856, 231542984619720,905666813058384] |