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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 10 |
| 3 | 136 |
| 4 | 2056 |
| 5 | 29246 |
| 6 | 376414 |
| 7 | 4366881 |
| 8 | 47111408 |
| 9 | 487875964 |
| 10 | 4951921240 |
| 11 | 49815780829 |
| 12 | 499304300676 |
| 13 | 4997363405880 |
| 14 | 49989815235610 |
| 15 | 499959437775564 |
| 16 | 4999832460244272 |
| 17 | 49999282163551040 |
| 18 | 499996822399017380 |
| 19 | 4999985554326500949 |
| 20 | 49999932964605448756 |
| 21 | 499999684083134646700 |
| 22 | 4999998493912339729030 |
| 23 | 49999992756990963293576 |
| 24 | 499999964931001199898296 |
| 25 | 4999999829289953917354596 |
[1,10,136,2056,29246,376414,4366881,47111408, 487875964,4951921240,49815780829,499304300676, 4997363405880,49989815235610,499959437775564, 4999832460244272,49999282163551040, 499996822399017380,4999985554326500949, 49999932964605448756,499999684083134646700, 4999998493912339729030,49999992756990963293576, 499999964931001199898296, 4999999829289953917354596] |