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| n | a(n) |
|---|---|
| 1 | 36 |
| 2 | 94 |
| 3 | 236 |
| 4 | 602 |
| 5 | 1528 |
| 6 | 3882 |
| 7 | 9858 |
| 8 | 25038 |
| 9 | 63592 |
| 10 | 161514 |
| 11 | 410218 |
| 12 | 1041884 |
| 13 | 2646208 |
| 14 | 6720920 |
| 15 | 17069998 |
| 16 | 43354902 |
| 17 | 110114102 |
| 18 | 279671154 |
| 19 | 710317326 |
| 20 | 1804085608 |
| 21 | 4582071648 |
| 22 | 11637685314 |
| 23 | 29557748082 |
| 24 | 75071670020 |
| 25 | 190669317026 |
| 26 | 484267746348 |
| 27 | 1229957991200 |
| 28 | 3123884816870 |
[36,94,236,602,1528,3882,9858,25038,63592,161514, 410218,1041884,2646208,6720920,17069998,43354902, 110114102,279671154,710317326,1804085608, 4582071648,11637685314,29557748082,75071670020, 190669317026,484267746348,1229957991200, 3123884816870] |