n | a(n) |
---|---|
0 | 1 |
1 | 22 |
2 | 462 |
3 | 9702 |
4 | 203742 |
5 | 4278582 |
6 | 89850222 |
7 | 1886854662 |
8 | 39623947902 |
9 | 832102905711 |
10 | 17474161015080 |
11 | 366957381215040 |
12 | 7706105003381400 |
13 | 161828205026186160 |
14 | 3398392304608621320 |
15 | 71366238377013998880 |
[1,22,462,9702,203742,4278582,89850222,1886854662, 39623947902,832102905711,17474161015080, 366957381215040,7706105003381400, 161828205026186160,3398392304608621320, 71366238377013998880] |