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| n | a(n) |
|---|---|
| 1 | 1130 |
| 2 | 1920 |
| 3 | 3848 |
| 4 | 8636 |
| 5 | 20213 |
| 6 | 49671 |
| 7 | 126017 |
| 8 | 325493 |
| 9 | 863661 |
| 10 | 2328733 |
| 11 | 6346689 |
| 12 | 17495936 |
| 13 | 48539226 |
| 14 | 135312021 |
| 15 | 378838196 |
| 16 | 1063219826 |
| 17 | 2989937045 |
| 18 | 8421698434 |
| 19 | 23744136508 |
| 20 | 67000696936 |
| 21 | 189183692883 |
| 22 | 534413085829 |
| 23 | 1510228773106 |
[1130,1920,3848,8636,20213,49671,126017,325493, 863661,2328733,6346689,17495936,48539226, 135312021,378838196,1063219826,2989937045, 8421698434,23744136508,67000696936,189183692883, 534413085829,1510228773106] |