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| n | a(n) |
|---|---|
| 0 | 4140 |
| 1 | 21147 |
| 2 | 70631 |
| 3 | 190085 |
| 4 | 448603 |
| 5 | 963913 |
| 6 | 1933171 |
| 7 | 3670878 |
| 8 | 6670707 |
| 9 | 11685834 |
| 10 | 19847703 |
| 11 | 32821290 |
| 12 | 53029043 |
| 13 | 83938675 |
| 14 | 130463751 |
| 15 | 199483466 |
| 16 | 300542475 |
| 17 | 446752066 |
| 18 | 655986888 |
| 19 | 952410996 |
| 20 | 1368472998 |
| 21 | 1947439090 |
| 22 | 2746654015 |
| 23 | 3841656381 |
| 24 | 5331426986 |
| 25 | 7344961489 |
[4140,21147,70631,190085,448603,963913,1933171, 3670878,6670707,11685834,19847703,32821290, 53029043,83938675,130463751,199483466,300542475, 446752066,655986888,952410996,1368472998, 1947439090,2746654015,3841656381,5331426986, 7344961489] |