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| n | a(n) |
|---|---|
| 1 | 11872 |
| 2 | 68176 |
| 3 | 477856 |
| 4 | 3678188 |
| 5 | 25361960 |
| 6 | 175815629 |
| 7 | 1239374238 |
| 8 | 8586595803 |
| 9 | 59232122744 |
| 10 | 407768029544 |
| 11 | 2794432910156 |
| 12 | 19078931185909 |
| 13 | 129919184850744 |
| 14 | 882244188523399 |
| 15 | 5976100030885004 |
| 16 | 40392042347028794 |
| 17 | 272456477342231370 |
[11872,68176,477856,3678188,25361960,175815629, 1239374238,8586595803,59232122744,407768029544, 2794432910156,19078931185909,129919184850744, 882244188523399,5976100030885004, 40392042347028794,272456477342231370] |