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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 33 |
| 3 | 114 |
| 4 | 1138 |
| 5 | 1763 |
| 6 | 9539 |
| 7 | 11940 |
| 8 | 44708 |
| 9 | 51269 |
| 10 | 151269 |
| 11 | 165910 |
| 12 | 414742 |
| 13 | 443303 |
| 14 | 981127 |
| 15 | 1031752 |
| 16 | 2080328 |
| 17 | 2163849 |
| 18 | 4053417 |
| 19 | 4183738 |
| 20 | 7383738 |
| 21 | 7578219 |
| 22 | 12731851 |
| 23 | 13011692 |
| 24 | 20974316 |
| 25 | 21364941 |
| 26 | 33246317 |
| 27 | 33777758 |
| 28 | 50988126 |
[1,33,114,1138,1763,9539,11940,44708,51269,151269, 165910,414742,443303,981127,1031752,2080328, 2163849,4053417,4183738,7383738,7578219,12731851, 13011692,20974316,21364941,33246317,33777758, 50988126] |