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 | 1 |
| 3 | 1 |
| 4 | 1 |
| 5 | 1 |
| 6 | 1 |
| 7 | 1 |
| 8 | 1 |
| 9 | 1 |
| 10 | 1 |
| 11 | 1 |
| 12 | 1 |
| 13 | 1 |
| 14 | 1 |
| 15 | 2 |
| 16 | 3 |
| 17 | 4 |
| 18 | 5 |
| 19 | 6 |
| 20 | 7 |
| 21 | 8 |
| 22 | 10 |
| 23 | 16 |
| 24 | 28 |
| 25 | 48 |
| 26 | 78 |
| 27 | 120 |
| 28 | 176 |
| 29 | 432 |
| 30 | 728 |
| 31 | 1120 |
| 32 | 1736 |
| 33 | 2832 |
| 34 | 4864 |
| 35 | 8576 |
| 36 | 20224 |
| 37 | 63808 |
| 38 | 162624 |
| 39 | 348224 |
| 40 | 668288 |
| 41 | 1204736 |
| 42 | 2114560 |
| 43 | 6175744 |
| 44 | 13394432 |
| 45 | 34860544 |
| 46 | 104595968 |
| 47 | 304683008 |
| 48 | 807587840 |
[1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,2,3,4,5,6,7,8,10, 16,28,48,78,120,176,432,728,1120,1736,2832,4864, 8576,20224,63808,162624,348224,668288,1204736, 2114560,6175744,13394432,34860544,104595968, 304683008,807587840] |