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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 0 |
| 2 | 0 |
| 3 | 1 |
| 4 | 0 |
| 5 | 0 |
| 6 | 1 |
| 7 | 0 |
| 8 | 0 |
| 9 | 1 |
| 10 | 0 |
| 11 | 1 |
| 12 | 1 |
| 13 | 0 |
| 14 | 5 |
| 15 | 1 |
| 16 | 0 |
| 17 | 15 |
| 18 | 1 |
| 19 | 0 |
| 20 | 35 |
| 21 | 1 |
| 22 | 1 |
| 23 | 70 |
| 24 | 1 |
| 25 | 9 |
| 26 | 126 |
| 27 | 1 |
| 28 | 45 |
| 29 | 210 |
| 30 | 1 |
| 31 | 165 |
| 32 | 330 |
| 33 | 2 |
| 34 | 495 |
| 35 | 495 |
| 36 | 14 |
| 37 | 1287 |
| 38 | 715 |
| 39 | 92 |
| 40 | 3003 |
| 41 | 1001 |
| 42 | 456 |
| 43 | 6435 |
| 44 | 1366 |
| 45 | 1821 |
| 46 | 12870 |
| 47 | 1837 |
| 48 | 6189 |
| 49 | 24310 |
| 50 | 2533 |
| 51 | 18565 |
| 52 | 43758 |
| 53 | 4029 |
| 54 | 50389 |
| 55 | 75583 |
| 56 | 8721 |
| 57 | 125971 |
| 58 | 125991 |
| 59 | 25194 |
[1,0,0,1,0,0,1,0,0,1,0,1,1,0,5,1,0,15,1,0,35,1,1, 70,1,9,126,1,45,210,1,165,330,2,495,495,14,1287, 715,92,3003,1001,456,6435,1366,1821,12870,1837, 6189,24310,2533,18565,43758,4029,50389,75583,8721, 125971,125991,25194] |