The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 2 | 1 |
| 3 | 1 |
| 4 | 1 |
| 5 | 3 |
| 6 | 1 |
| 7 | 2 |
| 8 | 2 |
| 9 | 60 |
| 10 | 5 |
| 11 | 1 |
| 12 | 29 |
| 13 | 485 |
| 14 | 2 |
| 15 | 1722 |
| 16 | 5446 |
| 17 | 3 |
| 18 | 8000 |
| 19 | 10 |
| 20 | 5300 |
| 21 | 270 |
| 22 | 181188 |
| 23 | 955290 |
| 24 | 4 |
| 25 | 4 |
| 26 | 15988040 |
| 27 | 416012 |
| 28 | 32420068 |
| 29 | 2682744 |
| 30 | 223 |
| 31 | 25851 |
| 32 | 8409205 |
| 33 | 49871 |
| 34 | 301 |
| 35 | 1713301109422 |
| 36 | 1066033105795 |
| 37 | 4270 |
| 38 | 57425882 |
| 39 | 859704866 |
| 40 | 11125766 |
| 41 | 77746116 |
| 42 | 39343318862281 |
| 43 | 501010332520 |
| 44 | 4762 |
[1,1,1,3,1,2,2,60,5,1,29,485,2,1722,5446,3,8000, 10,5300,270,181188,955290,4,4,15988040,416012, 32420068,2682744,223,25851,8409205,49871,301, 1713301109422,1066033105795,4270,57425882, 859704866,11125766,77746116,39343318862281, 501010332520,4762] |