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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 1 |
| 3 | 0 |
| 4 | 2 |
| 5 | 2 |
| 6 | -1 |
| 7 | 1 |
| 8 | 6 |
| 9 | 5 |
| 10 | -2 |
| 11 | -2 |
| 12 | 6 |
| 13 | 20 |
| 14 | 14 |
| 15 | -3 |
| 16 | -6 |
| 17 | -4 |
| 18 | 30 |
| 19 | 70 |
| 20 | 42 |
| 21 | -4 |
| 22 | -10 |
| 23 | -24 |
| 24 | 0 |
| 25 | 140 |
| 26 | 252 |
| 27 | 132 |
| 28 | -5 |
| 29 | -13 |
| 30 | -48 |
| 31 | -95 |
| 32 | 70 |
| 33 | 630 |
| 34 | 924 |
| 35 | 429 |
| 36 | -6 |
| 37 | -14 |
| 38 | -66 |
| 39 | -240 |
| 40 | -350 |
| 41 | 588 |
| 42 | 2772 |
| 43 | 3432 |
| 44 | 1430 |
| 45 | -7 |
| 46 | -12 |
| 47 | -66 |
| 48 | -370 |
| 49 | -1176 |
| 50 | -1134 |
| 51 | 3696 |
| 52 | 12012 |
| 53 | 12870 |
| 54 | 4862 |
| 55 | -8 |
| 56 | -6 |
| 57 | -36 |
| 58 | -380 |
| 59 | -2100 |
| 60 | -5544 |
| 61 | -2772 |
| 62 | 20592 |
| 63 | 51480 |
| 64 | 48620 |
| 65 | 16796 |
[1,1,1,0,2,2,-1,1,6,5,-2,-2,6,20,14,-3,-6,-4,30, 70,42,-4,-10,-24,0,140,252,132,-5,-13,-48,-95,70, 630,924,429,-6,-14,-66,-240,-350,588,2772,3432, 1430,-7,-12,-66,-370,-1176,-1134,3696,12012,12870, 4862,-8,-6,-36,-380,-2100,-5544,-2772,20592,51480, 48620,16796] |