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 | 2 |
| 4 | 3 |
| 5 | 2 |
| 6 | 4 |
| 7 | 6 |
| 8 | 1 |
| 9 | 5 |
| 10 | 12 |
| 11 | 6 |
| 12 | 6 |
| 13 | 20 |
| 14 | 18 |
| 15 | 3 |
| 16 | 7 |
| 17 | 30 |
| 18 | 40 |
| 19 | 16 |
| 20 | 1 |
| 21 | 8 |
| 22 | 42 |
| 23 | 75 |
| 24 | 50 |
| 25 | 10 |
| 26 | 9 |
| 27 | 56 |
| 28 | 126 |
| 29 | 120 |
| 30 | 45 |
| 31 | 4 |
| 32 | 10 |
| 33 | 72 |
| 34 | 196 |
| 35 | 245 |
| 36 | 140 |
| 37 | 30 |
| 38 | 1 |
| 39 | 11 |
| 40 | 90 |
| 41 | 288 |
| 42 | 448 |
| 43 | 350 |
| 44 | 126 |
| 45 | 15 |
| 46 | 12 |
| 47 | 110 |
| 48 | 405 |
| 49 | 756 |
| 50 | 756 |
| 51 | 392 |
| 52 | 90 |
| 53 | 5 |
| 54 | 13 |
| 55 | 132 |
| 56 | 550 |
| 57 | 1200 |
| 58 | 1470 |
| 59 | 1008 |
| 60 | 357 |
| 61 | 50 |
| 62 | 1 |
| 63 | 14 |
| 64 | 156 |
| 65 | 726 |
[1,2,3,2,4,6,1,5,12,6,6,20,18,3,7,30,40,16,1,8,42, 75,50,10,9,56,126,120,45,4,10,72,196,245,140,30,1, 11,90,288,448,350,126,15,12,110,405,756,756,392, 90,5,13,132,550,1200,1470,1008,357,50,1,14,156, 726] |