n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 40 |
3 | 1561 |
4 | 60880 |
5 | 2374321 |
6 | 92598520 |
7 | 3611342281 |
8 | 140842348960 |
9 | 5492851609441 |
10 | 214221212768200 |
11 | 8354627297959801 |
12 | 325830464620432240 |
13 | 12707388120196857361 |
14 | 495588136687677437080 |
15 | 19327937330819420046121 |
16 | 753789555901957381798720 |
17 | 29397792680176337890150081 |
[0,1,40,1561,60880,2374321,92598520,3611342281, 140842348960,5492851609441,214221212768200, 8354627297959801,325830464620432240, 12707388120196857361,495588136687677437080, 19327937330819420046121,753789555901957381798720, 29397792680176337890150081] |