n | a(n) |
---|---|
0 | 1 |
1 | 72 |
2 | 1332 |
3 | 11832 |
4 | 66222 |
5 | 271224 |
6 | 889716 |
7 | 2476296 |
8 | 6077196 |
9 | 13507416 |
10 | 27717948 |
11 | 53265960 |
12 | 96900810 |
13 | 168278760 |
14 | 280819260 |
15 | 452715672 |
16 | 708113304 |
17 | 1078467624 |
18 | 1604095524 |
19 | 2335932504 |
20 | 3337508646 |
21 | 4687156248 |
22 | 6480461988 |
23 | 8832976488 |
24 | 11883194148 |
25 | 15795816120 |
[1,72,1332,11832,66222,271224,889716,2476296, 6077196,13507416,27717948,53265960,96900810, 168278760,280819260,452715672,708113304, 1078467624,1604095524,2335932504,3337508646, 4687156248,6480461988,8832976488,11883194148, 15795816120] |