n | a(n) |
---|---|
1 | 0 |
2 | 2 |
3 | 21 |
4 | 228 |
5 | 2930 |
6 | 44790 |
7 | 800667 |
8 | 16434824 |
9 | 381367044 |
10 | 9876543210 |
11 | 282458553905 |
12 | 8842413667692 |
13 | 300771807240918 |
14 | 11046255305880158 |
15 | 435659737878916215 |
16 | 18364758544493064720 |
17 | 824008854613343261192 |
18 | 39210261334551566857170 |
19 | 1972313422155189164466189 |
20 | 104567135734072022160664820 |
[0,2,21,228,2930,44790,800667,16434824,381367044, 9876543210,282458553905,8842413667692, 300771807240918,11046255305880158, 435659737878916215,18364758544493064720, 824008854613343261192,39210261334551566857170, 1972313422155189164466189, 104567135734072022160664820] |