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| n | a(n) |
|---|---|
| 1 | 546 |
| 2 | 1272 |
| 3 | 3000 |
| 4 | 7116 |
| 5 | 16932 |
| 6 | 40326 |
| 7 | 95972 |
| 8 | 228582 |
| 9 | 544916 |
| 10 | 1299898 |
| 11 | 3102280 |
| 12 | 7405160 |
| 13 | 17675428 |
| 14 | 42190170 |
| 15 | 100710662 |
| 16 | 240417500 |
| 17 | 573955058 |
| 18 | 1370249798 |
| 19 | 3271301050 |
| 20 | 7809809928 |
| 21 | 18644959970 |
| 22 | 44512788348 |
| 23 | 106269958996 |
| 24 | 253709963910 |
[546,1272,3000,7116,16932,40326,95972,228582, 544916,1299898,3102280,7405160,17675428,42190170, 100710662,240417500,573955058,1370249798, 3271301050,7809809928,18644959970,44512788348, 106269958996,253709963910] |