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| n | a(n) |
|---|---|
| 1 | 1321 |
| 2 | 1754 |
| 3 | 4023 |
| 4 | 9834 |
| 5 | 16083 |
| 6 | 34314 |
| 7 | 49407 |
| 8 | 109950 |
| 9 | 159879 |
| 10 | 350418 |
| 11 | 540777 |
| 12 | 1143302 |
| 13 | 1845649 |
| 14 | 3753244 |
| 15 | 6241282 |
| 16 | 12344866 |
| 17 | 21014030 |
| 18 | 40729476 |
| 19 | 70552158 |
| 20 | 134674572 |
| 21 | 236349786 |
| 22 | 446055356 |
| 23 | 790511890 |
| 24 | 1479273964 |
| 25 | 2640888394 |
[1321,1754,4023,9834,16083,34314,49407,109950, 159879,350418,540777,1143302,1845649,3753244, 6241282,12344866,21014030,40729476,70552158, 134674572,236349786,446055356,790511890, 1479273964,2640888394] |