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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 0 |
| 2 | 1 |
| 3 | 1 |
| 4 | 0 |
| 5 | 0 |
| 6 | 1 |
| 7 | 2 |
| 8 | 2 |
| 9 | 0 |
| 10 | 0 |
| 11 | 0 |
| 12 | 1 |
| 13 | 3 |
| 14 | 5 |
| 15 | 5 |
| 16 | 0 |
| 17 | 0 |
| 18 | 0 |
| 19 | 0 |
| 20 | 1 |
| 21 | 4 |
| 22 | 9 |
| 23 | 14 |
| 24 | 14 |
| 25 | 0 |
| 26 | 0 |
| 27 | 0 |
| 28 | 0 |
| 29 | 0 |
| 30 | 1 |
| 31 | 5 |
| 32 | 14 |
| 33 | 28 |
| 34 | 42 |
| 35 | 42 |
| 36 | 0 |
| 37 | 0 |
| 38 | 0 |
| 39 | 0 |
| 40 | 0 |
| 41 | 0 |
| 42 | 1 |
| 43 | 6 |
| 44 | 20 |
| 45 | 48 |
| 46 | 90 |
| 47 | 132 |
| 48 | 132 |
| 49 | 0 |
| 50 | 0 |
| 51 | 0 |
| 52 | 0 |
| 53 | 0 |
| 54 | 0 |
| 55 | 0 |
| 56 | 1 |
| 57 | 7 |
| 58 | 27 |
| 59 | 75 |
| 60 | 165 |
| 61 | 297 |
| 62 | 429 |
| 63 | 429 |
| 64 | 0 |
| 65 | 0 |
| 66 | 0 |
| 67 | 0 |
| 68 | 0 |
| 69 | 0 |
| 70 | 0 |
| 71 | 0 |
| 72 | 1 |
| 73 | 8 |
| 74 | 35 |
| 75 | 110 |
| 76 | 275 |
| 77 | 572 |
| 78 | 1001 |
| 79 | 1430 |
| 80 | 1430 |
[1,0,1,1,0,0,1,2,2,0,0,0,1,3,5,5,0,0,0,0,1,4,9,14, 14,0,0,0,0,0,1,5,14,28,42,42,0,0,0,0,0,0,1,6,20, 48,90,132,132,0,0,0,0,0,0,0,1,7,27,75,165,297,429, 429,0,0,0,0,0,0,0,0,1,8,35,110,275,572,1001,1430, 1430] |