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| n | a(n) |
|---|---|
| 1 | 2 |
| 2 | 6 |
| 3 | 26 |
| 4 | 114 |
| 5 | 134 |
| 6 | 180 |
| 7 | 542 |
| 8 | 882 |
| 9 | 936 |
| 10 | 2382 |
| 11 | 3702 |
| 12 | 5082 |
| 13 | 6722 |
| 14 | 15590 |
| 15 | 19910 |
| 16 | 26964 |
| 17 | 29148 |
| 18 | 48062 |
| 19 | 54870 |
| 20 | 69642 |
| 21 | 73788 |
| 22 | 79922 |
| 23 | 95460 |
| 24 | 215712 |
[2,6,26,114,134,180,542,882,936,2382,3702,5082, 6722,15590,19910,26964,29148,48062,54870,69642, 73788,79922,95460,215712] |