n | a(n) |
---|---|
1 | 0 |
2 | 5 |
3 | 24 |
4 | 145 |
5 | 840 |
6 | 4901 |
7 | 28560 |
8 | 166465 |
9 | 970224 |
10 | 5654885 |
11 | 32959080 |
12 | 192099601 |
13 | 1119638520 |
14 | 6525731525 |
15 | 38034750624 |
16 | 221682772225 |
17 | 1292061882720 |
18 | 7530688524101 |
19 | 43892069261880 |
20 | 255821727047185 |
21 | 1491038293021224 |
22 | 8690408031080165 |
23 | 50651409893459760 |
[0,5,24,145,840,4901,28560,166465,970224,5654885, 32959080,192099601,1119638520,6525731525, 38034750624,221682772225,1292061882720, 7530688524101,43892069261880,255821727047185, 1491038293021224,8690408031080165, 50651409893459760] |