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| n | a(n) |
|---|---|
| 1 | 56 |
| 2 | 3136 |
| 3 | 99634 |
| 4 | 2086196 |
| 5 | 31831914 |
| 6 | 378122264 |
| 7 | 3661410444 |
| 8 | 29889154034 |
| 9 | 211009204916 |
| 10 | 1314178222276 |
| 11 | 7336228725354 |
| 12 | 37185201981670 |
| 13 | 172974779780114 |
| 14 | 745060738789758 |
| 15 | 2994209711354545 |
| 16 | 11299608627412727 |
| 17 | 40267814207071512 |
[56,3136,99634,2086196,31831914,378122264, 3661410444,29889154034,211009204916,1314178222276, 7336228725354,37185201981670,172974779780114, 745060738789758,2994209711354545, 11299608627412727,40267814207071512] |