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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 1 |
| 3 | 3 |
| 4 | 4 |
| 5 | 7 |
| 6 | 17 |
| 7 | 19 |
| 8 | 34 |
| 9 | 92 |
| 10 | 115 |
| 11 | 187 |
| 12 | 616 |
| 13 | 631 |
| 14 | 1201 |
| 15 | 6067 |
| 16 | 4114 |
| 17 | 7711 |
| 18 | 35322 |
| 19 | 27595 |
| 20 | 59704 |
| 21 | 328833 |
| 22 | 190933 |
| 23 | 364723 |
| 24 | 2435778 |
| 25 | 1579882 |
| 26 | 2582059 |
| 27 | 21013768 |
| 28 | 9894292 |
| 29 | 18512791 |
| 30 | 377367013 |
| 31 | 69273667 |
| 32 | 134219794 |
| 33 | 1678410949 |
| 34 | 505301839 |
| 35 | 1339499035 |
| 36 | 14843799550 |
[0,1,3,4,7,17,19,34,92,115,187,616,631,1201,6067, 4114,7711,35322,27595,59704,328833,190933,364723, 2435778,1579882,2582059,21013768,9894292,18512791, 377367013,69273667,134219794,1678410949,505301839, 1339499035,14843799550] |