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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 | -1 |
| 2 | 1 |
| 3 | 0 |
| 4 | 0 |
| 5 | 0 |
| 6 | 1 |
| 7 | 0 |
| 8 | 0 |
| 9 | 1 |
| 10 | 1 |
| 11 | 0 |
| 12 | 1 |
| 13 | 2 |
| 14 | 2 |
| 15 | 1 |
| 16 | 3 |
| 17 | 5 |
| 18 | 4 |
| 19 | 4 |
| 20 | 10 |
| 21 | 13 |
| 22 | 11 |
| 23 | 16 |
| 24 | 30 |
| 25 | 34 |
| 26 | 35 |
| 27 | 58 |
| 28 | 91 |
| 29 | 99 |
| 30 | 123 |
| 31 | 200 |
| 32 | 275 |
| 33 | 315 |
| 34 | 437 |
| 35 | 671 |
| 36 | 869 |
| 37 | 1065 |
| 38 | 1548 |
| 39 | 2239 |
| 40 | 2848 |
| 41 | 3730 |
| 42 | 5446 |
| 43 | 7530 |
| 44 | 9699 |
| 45 | 13273 |
| 46 | 19056 |
| 47 | 25730 |
| 48 | 33947 |
| 49 | 47463 |
| 50 | 66796 |
| 51 | 89565 |
| 52 | 120976 |
| 53 | 170033 |
| 54 | 235524 |
[1,-1,1,0,0,0,1,0,0,1,1,0,1,2,2,1,3,5,4,4,10,13, 11,16,30,34,35,58,91,99,123,200,275,315,437,671, 869,1065,1548,2239,2848,3730,5446,7530,9699,13273, 19056,25730,33947,47463,66796,89565,120976,170033, 235524] |