| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 362797056 |
| 2 | 743008370688 |
| 3 | 64268410079232 |
| 4 | 1521681143169024 |
| 5 | 17714700000000000 |
| 6 | 131621703842267136 |
| 7 | 717368321110468608 |
| 8 | 3116402981210161152 |
| 9 | 11384956040305711104 |
| 10 | 36279705600000000000 |
[0,362797056,743008370688,64268410079232, 1521681143169024,17714700000000000, 131621703842267136,717368321110468608, 3116402981210161152,11384956040305711104, 36279705600000000000] |