n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 8 |
3 | 36 |
4 | 164 |
5 | 694 |
6 | 2792 |
7 | 11008 |
8 | 42484 |
9 | 161395 |
10 | 606000 |
11 | 2252856 |
12 | 8307224 |
13 | 30424076 |
14 | 110774704 |
15 | 401307232 |
16 | 1447463192 |
17 | 5200692085 |
18 | 18622103160 |
19 | 66476800796 |
20 | 236657676956 |
21 | 840418968098 |
22 | 2977799304536 |
23 | 10529449821312 |
24 | 37162248493740 |
25 | 130933420076839 |
[0,1,8,36,164,694,2792,11008,42484,161395,606000, 2252856,8307224,30424076,110774704,401307232, 1447463192,5200692085,18622103160,66476800796, 236657676956,840418968098,2977799304536, 10529449821312,37162248493740,130933420076839] |