| n | a(n) |
|---|---|
| 1 | 22 |
| 2 | 484 |
| 3 | 942 |
| 4 | 3947 |
| 5 | 12151 |
| 6 | 26980 |
| 7 | 73325 |
| 8 | 170276 |
| 9 | 397692 |
| 10 | 935992 |
| 11 | 2150515 |
| 12 | 5001837 |
| 13 | 11588452 |
| 14 | 26898291 |
| 15 | 62652794 |
| 16 | 146079354 |
| 17 | 341212080 |
| 18 | 797873693 |
| 19 | 1867537041 |
| 20 | 4374817504 |
| 21 | 10252438677 |
| 22 | 24034757838 |
| 23 | 56361090296 |
| 24 | 132187700546 |
[22,484,942,3947,12151,26980,73325,170276,397692, 935992,2150515,5001837,11588452,26898291,62652794, 146079354,341212080,797873693,1867537041, 4374817504,10252438677,24034757838,56361090296, 132187700546] |