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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 32 |
| 3 | 766 |
| 4 | 16288 |
| 5 | 324611 |
| 6 | 6209728 |
| 7 | 115482108 |
| 8 | 2103688896 |
| 9 | 37722047493 |
| 10 | 668043002336 |
| 11 | 11712290384122 |
| 12 | 203643199520096 |
| 13 | 3516151119566855 |
| 14 | 60351015599244160 |
| 15 | 1030570380421823480 |
| 16 | 17520003341519977344 |
[1,32,766,16288,324611,6209728,115482108, 2103688896,37722047493,668043002336, 11712290384122,203643199520096,3516151119566855, 60351015599244160,1030570380421823480, 17520003341519977344] |