n | a(n) |
---|---|
0 | 0 |
1 | 0 |
2 | 0 |
3 | 0 |
4 | 0 |
5 | 1 |
6 | 4 |
7 | 13 |
8 | 32 |
9 | 74 |
10 | 155 |
11 | 316 |
12 | 612 |
13 | 1160 |
14 | 2126 |
15 | 3829 |
16 | 6737 |
17 | 11672 |
18 | 19856 |
19 | 33332 |
20 | 55112 |
21 | 90014 |
22 | 145105 |
23 | 231200 |
24 | 363985 |
25 | 566692 |
26 | 872274 |
27 | 1328167 |
28 | 2000224 |
29 | 2980316 |
30 | 4393106 |
31 | 6407555 |
32 | 9246741 |
33 | 13204470 |
34 | 18657868 |
35 | 26088224 |
36 | 36095090 |
[0,0,0,0,0,1,4,13,32,74,155,316,612,1160,2126, 3829,6737,11672,19856,33332,55112,90014,145105, 231200,363985,566692,872274,1328167,2000224, 2980316,4393106,6407555,9246741,13204470,18657868, 26088224,36095090] |