n | a(n) |
---|---|
0 | 0 |
1 | 0 |
2 | 1 |
3 | 0 |
4 | 3 |
5 | 2 |
6 | 3 |
7 | 12 |
8 | 4 |
9 | 30 |
10 | 27 |
11 | 45 |
12 | 108 |
13 | 90 |
14 | 260 |
15 | 342 |
16 | 498 |
17 | 1115 |
18 | 1218 |
19 | 2709 |
20 | 3913 |
21 | 5949 |
22 | 11469 |
23 | 15262 |
24 | 28461 |
25 | 44556 |
26 | 68028 |
27 | 123243 |
28 | 178650 |
29 | 311337 |
30 | 498114 |
31 | 777996 |
32 | 1340603 |
33 | 2052765 |
34 | 3435906 |
35 | 5569902 |
36 | 8800392 |
37 | 14783823 |
38 | 23242761 |
39 | 38249550 |
40 | 62156709 |
[0,0,1,0,3,2,3,12,4,30,27,45,108,90,260,342,498, 1115,1218,2709,3913,5949,11469,15262,28461,44556, 68028,123243,178650,311337,498114,777996,1340603, 2052765,3435906,5569902,8800392,14783823,23242761, 38249550,62156709] |