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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 2 |
| 3 | 10 |
| 4 | 12 |
| 5 | 26 |
| 6 | 42 |
| 7 | 172 |
| 8 | 456 |
| 9 | 588 |
| 10 | 1326 |
| 11 | 3315 |
| 12 | 3635 |
| 13 | 6468 |
| 14 | 6720 |
| 15 | 12102 |
| 16 | 12922 |
| 17 | 15288 |
| 18 | 17836 |
| 19 | 18810 |
| 20 | 21756 |
| 21 | 32984 |
| 22 | 36108 |
| 23 | 36603 |
| 24 | 40572 |
| 25 | 41748 |
| 26 | 72905 |
| 27 | 78120 |
| 28 | 137004 |
| 29 | 195216 |
| 30 | 291060 |
| 31 | 295176 |
| 32 | 923212 |
| 33 | 978014 |
| 34 | 989604 |
| 35 | 1009800 |
| 36 | 1015768 |
| 37 | 1069712 |
| 38 | 1602692 |
| 39 | 1711024 |
[1,2,10,12,26,42,172,456,588,1326,3315,3635,6468, 6720,12102,12922,15288,17836,18810,21756,32984, 36108,36603,40572,41748,72905,78120,137004,195216, 291060,295176,923212,978014,989604,1009800, 1015768,1069712,1602692,1711024] |