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) |
|---|---|
| 1 | 1 |
| 2 | 1 |
| 3 | 1 |
| 4 | 3 |
| 5 | 6 |
| 6 | 5 |
| 7 | 19 |
| 8 | 37 |
| 9 | 29 |
| 10 | 124 |
| 11 | 240 |
| 12 | 182 |
| 13 | 834 |
| 14 | 1614 |
| 15 | 1198 |
| 16 | 5746 |
| 17 | 11137 |
| 18 | 8142 |
| 19 | 40336 |
| 20 | 78332 |
| 21 | 56620 |
| 22 | 287358 |
| 23 | 559134 |
| 24 | 400598 |
| 25 | 2071558 |
| 26 | 4038130 |
| 27 | 2872754 |
| 28 | 15079270 |
| 29 | 29443040 |
| 30 | 20824778 |
| 31 | 110653854 |
| 32 | 216379650 |
| 33 | 152303410 |
| 34 | 817542980 |
| 35 | 1600817660 |
[1,1,1,3,6,5,19,37,29,124,240,182,834,1614,1198, 5746,11137,8142,40336,78332,56620,287358,559134, 400598,2071558,4038130,2872754,15079270,29443040, 20824778,110653854,216379650,152303410,817542980, 1600817660] |