n | a(n) |
---|---|
1 | 2 |
2 | 140 |
3 | 280 |
4 | 1092 |
5 | 166460 |
6 | 189070 |
7 | 665840 |
8 | 804540 |
9 | 845460 |
10 | 34250920 |
11 | 38336088 |
12 | 133784560 |
13 | 138535992 |
14 | 225792840 |
15 | 4998790160 |
16 | 6301258040 |
17 | 7559616818 |
18 | 8367691640 |
19 | 39991371446 |
20 | 104637102152 |
21 | 227490888350 |
22 | 1497809326860 |
23 | 296523233581822 |
[2,140,280,1092,166460,189070,665840,804540, 845460,34250920,38336088,133784560,138535992, 225792840,4998790160,6301258040,7559616818, 8367691640,39991371446,104637102152,227490888350, 1497809326860,296523233581822] |