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| n | a(n) |
|---|---|
| 0 | 19 |
| 1 | 96 |
| 2 | 211 |
| 3 | 1151 |
| 4 | 43949 |
| 5 | 220896 |
| 6 | 485741 |
| 7 | 2649601 |
| 8 | 101170579 |
| 9 | 508502496 |
| 10 | 1118175571 |
| 11 | 6099380351 |
| 12 | 232894628909 |
| 13 | 1170572524896 |
| 14 | 2574039678701 |
| 15 | 14040770918401 |
| 16 | 536123334577939 |
| 17 | 2694657443808096 |
| 18 | 5925438222194131 |
| 19 | 32321848554778751 |
| 20 | 1234155683303786669 |
[19,96,211,1151,43949,220896,485741,2649601, 101170579,508502496,1118175571,6099380351, 232894628909,1170572524896,2574039678701, 14040770918401,536123334577939,2694657443808096, 5925438222194131,32321848554778751, 1234155683303786669] |