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| n | a(n) |
|---|---|
| 1 | 10 |
| 2 | 100 |
| 3 | 378 |
| 4 | 2030 |
| 5 | 9484 |
| 6 | 46746 |
| 7 | 225654 |
| 8 | 1098136 |
| 9 | 5327258 |
| 10 | 25875154 |
| 11 | 125619088 |
| 12 | 609970274 |
| 13 | 2961628194 |
| 14 | 14380186660 |
| 15 | 69822244298 |
| 16 | 339019686614 |
| 17 | 1646096608476 |
| 18 | 7992561729954 |
| 19 | 38807580840854 |
| 20 | 188428757462264 |
| 21 | 914908750899146 |
| 22 | 4442305123352810 |
| 23 | 21569445781449640 |
[10,100,378,2030,9484,46746,225654,1098136, 5327258,25875154,125619088,609970274,2961628194, 14380186660,69822244298,339019686614, 1646096608476,7992561729954,38807580840854, 188428757462264,914908750899146,4442305123352810, 21569445781449640] |