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| n | a(n) |
|---|---|
| 1 | 86 |
| 2 | 1600 |
| 3 | 13347 |
| 4 | 74040 |
| 5 | 319156 |
| 6 | 1147712 |
| 7 | 3588729 |
| 8 | 10031780 |
| 9 | 25574524 |
| 10 | 60357024 |
| 11 | 133401811 |
| 12 | 278664144 |
| 13 | 554222764 |
| 14 | 1055811684 |
| 15 | 1936212233 |
| 16 | 3432395716 |
| 17 | 5902734700 |
| 18 | 9877089124 |
| 19 | 16123126195 |
| 20 | 25732854408 |
| 21 | 40234046052 |
| 22 | 61731993272 |
[86,1600,13347,74040,319156,1147712,3588729, 10031780,25574524,60357024,133401811,278664144, 554222764,1055811684,1936212233,3432395716, 5902734700,9877089124,16123126195,25732854408, 40234046052,61731993272] |