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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 | 0 |
| 2 | 1 |
| 3 | 1 |
| 4 | 1 |
| 5 | 1 |
| 6 | 2 |
| 7 | 2 |
| 8 | 4 |
| 9 | 4 |
| 10 | 7 |
| 11 | 7 |
| 12 | 12 |
| 13 | 12 |
| 14 | 19 |
| 15 | 22 |
| 16 | 31 |
| 17 | 37 |
| 18 | 54 |
| 19 | 63 |
| 20 | 89 |
| 21 | 111 |
| 22 | 146 |
| 23 | 184 |
| 24 | 247 |
| 25 | 301 |
| 26 | 398 |
| 27 | 501 |
| 28 | 642 |
| 29 | 804 |
| 30 | 1042 |
| 31 | 1293 |
| 32 | 1663 |
| 33 | 2082 |
| 34 | 2648 |
| 35 | 3321 |
| 36 | 4229 |
| 37 | 5268 |
| 38 | 6691 |
| 39 | 8370 |
| 40 | 10553 |
| 41 | 13168 |
| 42 | 16595 |
| 43 | 20659 |
| 44 | 25929 |
| 45 | 32253 |
| 46 | 40321 |
| 47 | 50092 |
| 48 | 62489 |
| 49 | 77418 |
| 50 | 96340 |
| 51 | 119266 |
| 52 | 147998 |
| 53 | 182927 |
| 54 | 226609 |
[1,0,1,1,1,1,2,2,4,4,7,7,12,12,19,22,31,37,54,63, 89,111,146,184,247,301,398,501,642,804,1042,1293, 1663,2082,2648,3321,4229,5268,6691,8370,10553, 13168,16595,20659,25929,32253,40321,50092,62489, 77418,96340,119266,147998,182927,226609] |