The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 1 |
| 3 | 1 |
| 4 | 2 |
| 5 | 1 |
| 6 | 1 |
| 7 | 3 |
| 8 | 7 |
| 9 | 1 |
| 10 | 1 |
| 11 | 4 |
| 12 | 26 |
| 13 | 62 |
| 14 | 1 |
| 15 | 1 |
| 16 | 5 |
| 17 | 70 |
| 18 | 1087 |
| 19 | 1031 |
| 20 | 1 |
| 21 | 1 |
| 22 | 6 |
| 23 | 155 |
| 24 | 9257 |
| 25 | 124702 |
| 26 | 24782 |
| 27 | 1 |
| 28 | 1 |
| 29 | 7 |
| 30 | 301 |
| 31 | 51397 |
| 32 | 4479983 |
| 33 | 26375325 |
| 34 | 774180 |
| 35 | 1 |
| 36 | 1 |
| 37 | 8 |
| 38 | 532 |
| 39 | 215129 |
| 40 | 79666708 |
| 41 | 5059028293 |
| 42 | 8735721640 |
| 43 | 29763855 |
| 44 | 1 |
| 45 | 1 |
| 46 | 9 |
| 47 | 876 |
| 48 | 736410 |
| 49 | 891868573 |
| 50 | 357346615545 |
| 51 | 10783389596184 |
| 52 | 4162906254188 |
| 53 | 1359654560 |
| 54 | 1 |
[1,1,1,1,2,1,1,3,7,1,1,4,26,62,1,1,5,70,1087,1031, 1,1,6,155,9257,124702,24782,1,1,7,301,51397, 4479983,26375325,774180,1,1,8,532,215129,79666708, 5059028293,8735721640,29763855,1,1,9,876,736410, 891868573,357346615545,10783389596184, 4162906254188,1359654560,1] |