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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 0 |
| 3 | 1 |
| 4 | 1 |
| 5 | 0 |
| 6 | 1 |
| 7 | 2 |
| 8 | 3 |
| 9 | 2 |
| 10 | 1 |
| 11 | 3 |
| 12 | 8 |
| 13 | 18 |
| 14 | 30 |
| 15 | 1 |
| 16 | 4 |
| 17 | 15 |
| 18 | 52 |
| 19 | 163 |
| 20 | 444 |
| 21 | 1 |
| 22 | 5 |
| 23 | 24 |
| 24 | 110 |
| 25 | 478 |
| 26 | 1950 |
| 27 | 7360 |
| 28 | 1 |
| 29 | 6 |
| 30 | 35 |
| 31 | 198 |
| 32 | 1083 |
| 33 | 5706 |
| 34 | 28821 |
| 35 | 138690 |
| 36 | 1 |
| 37 | 7 |
| 38 | 48 |
| 39 | 322 |
| 40 | 2110 |
| 41 | 13482 |
| 42 | 83824 |
| 43 | 505876 |
| 44 | 2954364 |
| 45 | 1 |
| 46 | 8 |
| 47 | 63 |
| 48 | 488 |
| 49 | 3715 |
| 50 | 27768 |
| 51 | 203569 |
| 52 | 1461944 |
| 53 | 10270569 |
| 54 | 70469000 |
| 55 | 1 |
| 56 | 9 |
| 57 | 80 |
| 58 | 702 |
| 59 | 6078 |
| 60 | 51894 |
| 61 | 436656 |
| 62 | 3618540 |
| 63 | 29510268 |
| 64 | 236644092 |
| 65 | 1864204416 |
| 66 | 1 |
| 67 | 10 |
| 68 | 99 |
| 69 | 970 |
| 70 | 9403 |
| 71 | 90150 |
| 72 | 854485 |
| 73 | 8003950 |
| 74 | 74058105 |
| 75 | 676549450 |
| 76 | 6098971555 |
| 77 | 54224221050 |
[1,1,0,1,1,0,1,2,3,2,1,3,8,18,30,1,4,15,52,163, 444,1,5,24,110,478,1950,7360,1,6,35,198,1083,5706, 28821,138690,1,7,48,322,2110,13482,83824,505876, 2954364,1,8,63,488,3715,27768,203569,1461944, 10270569,70469000,1,9,80,702,6078,51894,436656, 3618540,29510268,236644092,1864204416,1,10,99,970, 9403,90150,854485,8003950,74058105,676549450, 6098971555,54224221050] |