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| n | a(n) |
|---|---|
| 0 | 2 |
| 1 | 2662 |
| 2 | 59582 |
| 3 | 453962 |
| 4 | 2060602 |
| 5 | 6885902 |
| 6 | 18787862 |
| 7 | 44376082 |
| 8 | 94091762 |
| 9 | 183467702 |
| 10 | 334568302 |
| 11 | 577609562 |
| 12 | 952759082 |
| 13 | 1512116062 |
| 14 | 2321871302 |
| 15 | 3464647202 |
| 16 | 5042017762 |
| 17 | 7177208582 |
| 18 | 10017976862 |
| 19 | 13739671402 |
| 20 | 18548472602 |
[2,2662,59582,453962,2060602,6885902,18787862, 44376082,94091762,183467702,334568302,577609562, 952759082,1512116062,2321871302,3464647202, 5042017762,7177208582,10017976862,13739671402, 18548472602] |