n | a(n) |
---|---|
1 | 7 |
2 | 20 |
3 | 31 |
4 | 342 |
5 | 1368 |
6 | 1806 |
7 | 18801 |
8 | 66784 |
9 | 80772 |
10 | 855668 |
11 | 3041384 |
12 | 3594128 |
13 | 37388832 |
14 | 130414591 |
15 | 152057520 |
16 | 1585602417 |
17 | 5503438740 |
18 | 6353866245 |
19 | 65731117389 |
20 | 226849040721 |
21 | 260912168378 |
22 | 2698875915314 |
23 | 9278417689608 |
24 | 10609858568929 |
[7,20,31,342,1368,1806,18801,66784,80772,855668, 3041384,3594128,37388832,130414591,152057520, 1585602417,5503438740,6353866245,65731117389, 226849040721,260912168378,2698875915314, 9278417689608,10609858568929] |