n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 2 |
3 | 4 |
4 | 11 |
5 | 33 |
6 | 131 |
7 | 516 |
8 | 2810 |
9 | 12934 |
10 | 97870 |
11 | 447940 |
12 | 5308112 |
13 | 16394116 |
14 | 450505844 |
15 | -315178912 |
16 | 60774618672 |
17 | -394330113648 |
18 | 12662225550288 |
19 | -157622647720032 |
20 | 3766647294946944 |
21 | -64679214198647520 |
22 | 1475157821754785184 |
23 | -30431206030329719424 |
24 | 719032203373502252160 |
[0,1,2,4,11,33,131,516,2810,12934,97870,447940, 5308112,16394116,450505844,-315178912,60774618672, -394330113648,12662225550288,-157622647720032, 3766647294946944,-64679214198647520, 1475157821754785184,-30431206030329719424, 719032203373502252160] |