n | a(n) |
---|---|
0 | 1 |
1 | 2 |
2 | 23 |
3 | 25 |
4 | 73 |
5 | 244 |
6 | 561 |
7 | 4171 |
8 | 21416 |
9 | 47003 |
10 | 115422 |
11 | 624113 |
12 | 4484213 |
13 | 9592539 |
14 | 33261830 |
15 | 76116199 |
16 | 109378029 |
17 | 1279274518 |
18 | 2667927065 |
19 | 161354898418 |
20 | 325377723901 |
21 | 3740509861329 |
22 | 4065887585230 |
23 | 11872285031789 |
24 | 39682742680597 |
25 | 91237770392983 |
[1,2,23,25,73,244,561,4171,21416,47003,115422, 624113,4484213,9592539,33261830,76116199, 109378029,1279274518,2667927065,161354898418, 325377723901,3740509861329,4065887585230, 11872285031789,39682742680597,91237770392983] |