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| n | a(n) |
|---|---|
| 1 | 36 |
| 2 | 170 |
| 3 | 744 |
| 4 | 3058 |
| 5 | 12048 |
| 6 | 45768 |
| 7 | 170020 |
| 8 | 618088 |
| 9 | 2217032 |
| 10 | 7850692 |
| 11 | 27545188 |
| 12 | 95924784 |
| 13 | 331693024 |
| 14 | 1142415700 |
| 15 | 3911185396 |
| 16 | 13370835896 |
| 17 | 45462050832 |
| 18 | 154638073332 |
| 19 | 523283349484 |
| 20 | 1774064765080 |
| 21 | 5983947707352 |
| 22 | 20245716124732 |
[36,170,744,3058,12048,45768,170020,618088, 2217032,7850692,27545188,95924784,331693024, 1142415700,3911185396,13370835896,45462050832, 154638073332,523283349484,1774064765080, 5983947707352,20245716124732] |