n | a(n) |
---|---|
0 | 0 |
1 | 0 |
2 | 0 |
3 | 0 |
4 | 0 |
5 | 1 |
6 | 3 |
7 | 12 |
8 | 34 |
9 | 95 |
10 | 261 |
11 | 630 |
12 | 1700 |
13 | 3801 |
14 | 10143 |
15 | 21672 |
16 | 57414 |
17 | 119155 |
18 | 314121 |
19 | 639210 |
20 | 1679320 |
21 | 3370301 |
22 | 8832483 |
23 | 17549532 |
24 | 45907994 |
25 | 90541815 |
26 | 236526381 |
27 | 463889790 |
28 | 1210585740 |
29 | 2364180001 |
30 | 6164760423 |
31 | 11999840592 |
32 | 31271161774 |
33 | 60714998075 |
34 | 158145313041 |
35 | 306438236370 |
36 | 797884712960 |
[0,0,0,0,0,1,3,12,34,95,261,630,1700,3801,10143, 21672,57414,119155,314121,639210,1679320,3370301, 8832483,17549532,45907994,90541815,236526381, 463889790,1210585740,2364180001,6164760423, 11999840592,31271161774,60714998075,158145313041, 306438236370,797884712960] |