n | a(n) |
---|---|
0 | 1 |
1 | 10 |
2 | 52 |
3 | 192 |
4 | 570 |
5 | 1452 |
6 | 3300 |
7 | 6864 |
8 | 13299 |
9 | 24310 |
10 | 42328 |
11 | 70720 |
12 | 114036 |
13 | 178296 |
14 | 271320 |
15 | 403104 |
16 | 586245 |
17 | 836418 |
18 | 1172908 |
19 | 1619200 |
20 | 2203630 |
21 | 2960100 |
22 | 3928860 |
23 | 5157360 |
24 | 6701175 |
25 | 8625006 |
26 | 11003760 |
27 | 13923712 |
28 | 17483752 |
29 | 21796720 |
30 | 26990832 |
31 | 33211200 |
32 | 40621449 |
[1,10,52,192,570,1452,3300,6864,13299,24310,42328, 70720,114036,178296,271320,403104,586245,836418, 1172908,1619200,2203630,2960100,3928860,5157360, 6701175,8625006,11003760,13923712,17483752, 21796720,26990832,33211200,40621449] |