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) |
|---|---|
| 2 | 1 |
| 3 | 1 |
| 4 | 1 |
| 5 | 3 |
| 6 | 1 |
| 7 | 0 |
| 8 | 1 |
| 9 | 19 |
| 10 | 6 |
| 11 | 1 |
| 12 | 0 |
| 13 | 0 |
| 14 | 1 |
| 15 | 47 |
| 16 | 98 |
| 17 | 29 |
| 18 | 1 |
| 19 | 84 |
| 20 | 280 |
| 21 | 0 |
| 22 | 1 |
| 23 | 141 |
| 24 | 650 |
| 25 | 600 |
| 26 | 120 |
| 27 | 1 |
| 28 | 0 |
| 29 | 0 |
| 30 | 0 |
| 31 | 0 |
| 32 | 1 |
| 33 | 1135 |
| 34 | 16734 |
| 35 | 28063 |
| 36 | 5922 |
| 37 | 756 |
| 38 | 1 |
| 39 | 130 |
| 40 | 130 |
| 41 | 13 |
| 42 | 0 |
| 43 | 0 |
| 44 | 1 |
| 45 | 1779 |
| 46 | 43757 |
| 47 | 161700 |
| 48 | 161700 |
| 49 | 52920 |
| 50 | 5040 |
| 51 | 1 |
| 52 | 6183 |
| 53 | 263386 |
| 54 | 1401900 |
| 55 | 1401400 |
| 56 | 0 |
| 57 | 0 |
| 58 | 1 |
| 59 | 9919 |
| 60 | 438582 |
| 61 | 2634549 |
| 62 | 4381246 |
| 63 | 2587326 |
| 64 | 577612 |
| 65 | 40913 |
| 66 | 1 |
| 67 | 0 |
| 68 | 0 |
| 69 | 0 |
| 70 | 0 |
| 71 | 0 |
| 72 | 0 |
| 73 | 0 |
| 74 | 1 |
| 75 | 75433 |
[1,1,1,3,1,0,1,19,6,1,0,0,1,47,98,29,1,84,280,0,1, 141,650,600,120,1,0,0,0,0,1,1135,16734,28063,5922, 756,1,130,130,13,0,0,1,1779,43757,161700,161700, 52920,5040,1,6183,263386,1401900,1401400,0,0,1, 9919,438582,2634549,4381246,2587326,577612,40913, 1,0,0,0,0,0,0,0,1,75433] |