The OEIS is supported by the many generous donors to the OEIS Foundation.
| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 0 |
| 2 | 0 |
| 3 | -1 |
| 4 | 0 |
| 5 | 1 |
| 6 | 0 |
| 7 | -2 |
| 8 | 0 |
| 9 | 2 |
| 10 | 1 |
| 11 | 0 |
| 12 | -5 |
| 13 | 0 |
| 14 | 4 |
| 15 | 0 |
| 16 | 4 |
| 17 | 0 |
| 18 | -12 |
| 19 | 0 |
| 20 | 8 |
| 21 | -1 |
| 22 | 0 |
| 23 | 13 |
| 24 | 0 |
| 25 | -28 |
| 26 | 0 |
| 27 | 16 |
| 28 | 0 |
| 29 | -6 |
| 30 | 0 |
| 31 | 38 |
| 32 | 0 |
| 33 | -64 |
| 34 | 0 |
| 35 | 32 |
| 36 | 1 |
| 37 | 0 |
| 38 | -25 |
| 39 | 0 |
| 40 | 104 |
| 41 | 0 |
| 42 | -144 |
| 43 | 0 |
| 44 | 64 |
| 45 | 0 |
| 46 | 8 |
| 47 | 0 |
| 48 | -88 |
| 49 | 0 |
| 50 | 272 |
| 51 | 0 |
| 52 | -320 |
| 53 | 0 |
| 54 | 128 |
| 55 | -1 |
| 56 | 0 |
| 57 | 41 |
| 58 | 0 |
| 59 | -280 |
| 60 | 0 |
| 61 | 688 |
| 62 | 0 |
| 63 | -704 |
| 64 | 0 |
| 65 | 256 |
| 66 | 0 |
| 67 | -10 |
| 68 | 0 |
| 69 | 170 |
| 70 | 0 |
| 71 | -832 |
| 72 | 0 |
| 73 | 1696 |
| 74 | 0 |
| 75 | -1536 |
| 76 | 0 |
| 77 | 512 |
| 78 | 1 |
| 79 | 0 |
| 80 | -61 |
| 81 | 0 |
| 82 | 620 |
| 83 | 0 |
| 84 | -2352 |
| 85 | 0 |
| 86 | 4096 |
| 87 | 0 |
| 88 | -3328 |
| 89 | 0 |
| 90 | 1024 |
[1,0,0,-1,0,1,0,-2,0,2,1,0,-5,0,4,0,4,0,-12,0,8, -1,0,13,0,-28,0,16,0,-6,0,38,0,-64,0,32,1,0,-25,0, 104,0,-144,0,64,0,8,0,-88,0,272,0,-320,0,128,-1,0, 41,0,-280,0,688,0,-704,0,256,0,-10,0,170,0,-832,0, 1696,0,-1536,0,512,1,0,-61,0,620,0,-2352,0,4096,0, -3328,0,1024] |