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| n | a(n) |
|---|---|
| 1 | 2908 |
| 2 | 20380 |
| 3 | 142088 |
| 4 | 968448 |
| 5 | 6170408 |
| 6 | 38010356 |
| 7 | 230428580 |
| 8 | 1379065312 |
| 9 | 8200183208 |
| 10 | 48612204096 |
| 11 | 287661718172 |
| 12 | 1700575224676 |
| 13 | 10048259876552 |
| 14 | 59355846879096 |
| 15 | 350565196760824 |
| 16 | 2070321802480816 |
| 17 | 12226077048805764 |
[2908,20380,142088,968448,6170408,38010356, 230428580,1379065312,8200183208,48612204096, 287661718172,1700575224676,10048259876552, 59355846879096,350565196760824,2070321802480816, 12226077048805764] |