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| n | a(n) |
|---|---|
| 1 | 86 |
| 2 | 518 |
| 3 | 2263 |
| 4 | 9746 |
| 5 | 46621 |
| 6 | 216973 |
| 7 | 986000 |
| 8 | 4557888 |
| 9 | 21113706 |
| 10 | 97219263 |
| 11 | 448210042 |
| 12 | 2069521757 |
| 13 | 9547241581 |
[86,518,2263,9746,46621,216973,986000,4557888, 21113706,97219263,448210042,2069521757,9547241581] |