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 | 0 |
| 3 | 0 |
| 4 | 0 |
| 5 | 0 |
| 6 | 1 |
| 7 | 0 |
| 8 | 0 |
| 9 | 0 |
| 10 | 1 |
| 11 | 1 |
| 12 | 0 |
| 13 | 0 |
| 14 | 1 |
| 15 | 2 |
| 16 | 1 |
| 17 | 0 |
| 18 | 1 |
| 19 | 3 |
| 20 | 3 |
| 21 | 1 |
| 22 | 1 |
| 23 | 4 |
| 24 | 6 |
| 25 | 4 |
| 26 | 2 |
| 27 | 5 |
| 28 | 10 |
| 29 | 10 |
| 30 | 6 |
| 31 | 7 |
| 32 | 15 |
| 33 | 20 |
| 34 | 16 |
| 35 | 13 |
| 36 | 22 |
| 37 | 35 |
| 38 | 36 |
| 39 | 29 |
| 40 | 35 |
| 41 | 57 |
| 42 | 71 |
| 43 | 65 |
| 44 | 64 |
| 45 | 92 |
| 46 | 128 |
| 47 | 136 |
| 48 | 129 |
| 49 | 156 |
| 50 | 220 |
| 51 | 264 |
| 52 | 265 |
| 53 | 285 |
| 54 | 376 |
| 55 | 484 |
| 56 | 529 |
| 57 | 550 |
| 58 | 661 |
| 59 | 860 |
| 60 | 1013 |
| 61 | 1079 |
| 62 | 1211 |
[1,0,0,0,0,1,0,0,0,1,1,0,0,1,2,1,0,1,3,3,1,1,4,6, 4,2,5,10,10,6,7,15,20,16,13,22,35,36,29,35,57,71, 65,64,92,128,136,129,156,220,264,265,285,376,484, 529,550,661,860,1013,1079,1211] |