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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 10 |
| 2 | 193 |
| 3 | 5950 |
| 4 | 270529 |
| 5 | 16873930 |
| 6 | 1384880065 |
| 7 | 144218696590 |
| 8 | 18583827550465 |
| 9 | 2898418007316970 |
| 10 | 538034003700151105 |
| 11 | 117117180185558050750 |
| 12 | 29538673951318735414465 |
| 13 | 8540274169019607609510250 |
| 14 | 2805241403079208727201012545 |
| 15 | 1038436904586470317663800172750 |
[1,10,193,5950,270529,16873930,1384880065, 144218696590,18583827550465,2898418007316970, 538034003700151105,117117180185558050750, 29538673951318735414465,8540274169019607609510250, 2805241403079208727201012545, 1038436904586470317663800172750] |