n | a(n) |
---|---|
1 | 12 |
2 | 20 |
3 | 30 |
4 | 42 |
5 | 56 |
6 | 650 |
7 | 812 |
8 | 992 |
9 | 16256 |
10 | 67100672 |
11 | 17179738112 |
12 | 274877382656 |
13 | 1125625079263232 |
14 | 4611686016279904256 |
[12,20,30,42,56,650,812,992,16256,67100672, 17179738112,274877382656,1125625079263232, 4611686016279904256] |