The OEIS is supported by the many generous donors to the OEIS Foundation.
A042797 as a simple table
| 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] |