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| n | a(n) |
|---|---|
| 0 | 8340 |
| 1 | 12428 |
| 2 | 26748 |
| 3 | 76444 |
| 4 | 268380 |
| 5 | 1100508 |
| 6 | 4959708 |
| 7 | 23244764 |
| 8 | 109587420 |
| 9 | 512103388 |
| 10 | 2360853468 |
| 11 | 10733675484 |
| 12 | 48188138460 |
| 13 | 213973935068 |
| 14 | 941242328028 |
| 15 | 4107369456604 |
| 16 | 17801289409500 |
| 17 | 76697192899548 |
| 18 | 328767224423388 |
| 19 | 1403004800476124 |
| 20 | 5963809931928540 |
[8340,12428,26748,76444,268380,1100508,4959708, 23244764,109587420,512103388,2360853468, 10733675484,48188138460,213973935068,941242328028, 4107369456604,17801289409500,76697192899548, 328767224423388,1403004800476124,5963809931928540] |