The OEIS is supported by the many generous donors to the OEIS Foundation.
Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 2 |
| 3 | 0 |
| 4 | 6 |
| 5 | 0 |
| 6 | 12 |
| 7 | 0 |
| 8 | 30 |
| 9 | 0 |
| 10 | 48 |
| 11 | 0 |
| 12 | 114 |
| 13 | 0 |
| 14 | 204 |
| 15 | 0 |
| 16 | 510 |
| 17 | 0 |
| 18 | 770 |
| 19 | 16 |
| 20 | 1924 |
| 21 | 58 |
| 22 | 3264 |
| 23 | 42 |
| 24 | 8064 |
| 25 | 96 |
| 26 | 12432 |
| 27 | 132 |
| 28 | 31074 |
| 29 | 336 |
| 30 | 52762 |
| 31 | 580 |
| 32 | 129314 |
| 33 | 2028 |
| 34 | 198658 |
| 35 | 2048 |
| 36 | 496646 |
| 37 | 5120 |
| 38 | 844324 |
| 39 | 640 |
| 40 | 2077702 |
| 41 | 3400 |
| 42 | 3178642 |
| 43 | 131400 |
| 44 | 7979700 |
| 45 | 405762 |
| 46 | 13222580 |
| 47 | 539914 |
[1,1,2,0,6,0,12,0,30,0,48,0,114,0,204,0,510,0,770, 16,1924,58,3264,42,8064,96,12432,132,31074,336, 52762,580,129314,2028,198658,2048,496646,5120, 844324,640,2077702,3400,3178642,131400,7979700, 405762,13222580,539914] |