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| n | a(n) |
|---|---|
| 0 | 4 |
| 1 | 148 |
| 2 | 5044 |
| 3 | 171364 |
| 4 | 5821348 |
| 5 | 197754484 |
| 6 | 6717831124 |
| 7 | 228208503748 |
| 8 | 7752371296324 |
| 9 | 263352415571284 |
| 10 | 8946229758127348 |
| 11 | 303908459360758564 |
| 12 | 10323941388507663844 |
| 13 | 350710098749899812148 |
| 14 | 11913819416108085949204 |
| 15 | 404719150048925022460804 |
| 16 | 13748537282247342677718148 |
| 17 | 467045548446360726019956244 |
[4,148,5044,171364,5821348,197754484,6717831124, 228208503748,7752371296324,263352415571284, 8946229758127348,303908459360758564, 10323941388507663844,350710098749899812148, 11913819416108085949204,404719150048925022460804, 13748537282247342677718148, 467045548446360726019956244] |