The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 1 |
| 3 | 2 |
| 4 | 2 |
| 5 | 5 |
| 6 | 3 |
| 7 | 9 |
| 8 | 7 |
| 9 | 24 |
| 10 | 8 |
| 11 | 33 |
| 12 | 17 |
| 13 | 77 |
| 14 | 27 |
| 15 | 134 |
| 16 | 66 |
| 17 | 351 |
| 18 | 67 |
| 19 | 419 |
| 20 | 135 |
| 21 | 908 |
| 22 | 204 |
| 23 | 1469 |
| 24 | 479 |
| 25 | 3643 |
| 26 | 553 |
| 27 | 4572 |
| 28 | 1182 |
| 29 | 10227 |
| 30 | 1889 |
| 31 | 17125 |
| 32 | 4641 |
| 33 | 43640 |
| 34 | 4642 |
| 35 | 48283 |
| 36 | 9285 |
| 37 | 101211 |
| 38 | 13929 |
| 39 | 158786 |
| 40 | 32504 |
| 41 | 384441 |
| 42 | 37153 |
| 43 | 465259 |
| 44 | 78957 |
| 45 | 1020640 |
| 46 | 125414 |
| 47 | 1675453 |
[1,1,1,2,2,5,3,9,7,24,8,33,17,77,27,134,66,351,67, 419,135,908,204,1469,479,3643,553,4572,1182,10227, 1889,17125,4641,43640,4642,48283,9285,101211, 13929,158786,32504,384441,37153,465259,78957, 1020640,125414,1675453] |