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| n | a(n) |
|---|---|
| 1 | 1144 |
| 2 | 5938 |
| 3 | 27915 |
| 4 | 125998 |
| 5 | 578435 |
| 6 | 2683716 |
| 7 | 12536462 |
| 8 | 57585440 |
| 9 | 267621076 |
| 10 | 1237416868 |
| 11 | 5770921094 |
| 12 | 26593601924 |
| 13 | 123810488360 |
| 14 | 571558604608 |
| 15 | 2663437654276 |
| 16 | 12284087723608 |
| 17 | 57216490431308 |
| 18 | 264018609435988 |
[1144,5938,27915,125998,578435,2683716,12536462, 57585440,267621076,1237416868,5770921094, 26593601924,123810488360,571558604608, 2663437654276,12284087723608,57216490431308, 264018609435988] |