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| n | a(n) |
|---|---|
| 1 | 64 |
| 2 | 361 |
| 3 | 873 |
| 4 | 6668 |
| 5 | 88153 |
| 6 | 1064399 |
| 7 | 11901719 |
| 8 | 141429948 |
| 9 | 1665576584 |
| 10 | 19531596851 |
| 11 | 229828243748 |
| 12 | 2702369176839 |
| 13 | 31772132296596 |
| 14 | 373609367008990 |
| 15 | 4392997891254184 |
| 16 | 51654822706157964 |
| 17 | 607381965429018032 |
[64,361,873,6668,88153,1064399,11901719,141429948, 1665576584,19531596851,229828243748,2702369176839, 31772132296596,373609367008990,4392997891254184, 51654822706157964,607381965429018032] |