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| n | a(n) |
|---|---|
| 1 | 3760 |
| 2 | 11656 |
| 3 | 32608 |
| 4 | 92392 |
| 5 | 258432 |
| 6 | 741592 |
| 7 | 2124772 |
| 8 | 6124496 |
| 9 | 17547052 |
| 10 | 50132124 |
| 11 | 143260344 |
| 12 | 410835816 |
| 13 | 1177174628 |
| 14 | 3373853708 |
| 15 | 9656442520 |
| 16 | 27660783860 |
| 17 | 79209492352 |
| 18 | 226961257440 |
| 19 | 649974851544 |
| 20 | 1862015249488 |
| 21 | 5332321730288 |
[3760,11656,32608,92392,258432,741592,2124772, 6124496,17547052,50132124,143260344,410835816, 1177174628,3373853708,9656442520,27660783860, 79209492352,226961257440,649974851544, 1862015249488,5332321730288] |