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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 0 |
| 3 | 4 |
| 4 | 0 |
| 5 | 12 |
| 6 | 0 |
| 7 | 20 |
| 8 | 0 |
| 9 | 16 |
| 10 | 0 |
| 11 | 36 |
| 12 | 0 |
| 13 | 44 |
| 14 | 0 |
| 15 | 48 |
| 16 | 0 |
| 17 | 60 |
| 18 | 0 |
| 19 | 68 |
| 20 | 0 |
| 21 | 80 |
| 22 | 0 |
| 23 | 84 |
| 24 | 0 |
| 25 | 144 |
| 26 | 0 |
| 27 | 64 |
| 28 | 0 |
| 29 | 108 |
| 30 | 0 |
| 31 | 116 |
| 32 | 0 |
| 33 | 144 |
| 34 | 0 |
| 35 | 240 |
| 36 | 0 |
| 37 | 140 |
| 38 | 0 |
| 39 | 176 |
| 40 | 0 |
| 41 | 156 |
| 42 | 0 |
| 43 | 164 |
| 44 | 0 |
| 45 | 192 |
| 46 | 0 |
| 47 | 180 |
| 48 | 0 |
| 49 | 400 |
| 50 | 0 |
| 51 | 240 |
| 52 | 0 |
| 53 | 204 |
| 54 | 0 |
| 55 | 432 |
| 56 | 0 |
| 57 | 272 |
| 58 | 0 |
| 59 | 228 |
| 60 | 0 |
| 61 | 236 |
| 62 | 0 |
| 63 | 320 |
| 64 | 0 |
| 65 | 528 |
| 66 | 0 |
| 67 | 260 |
| 68 | 0 |
| 69 | 336 |
[1,0,4,0,12,0,20,0,16,0,36,0,44,0,48,0,60,0,68,0, 80,0,84,0,144,0,64,0,108,0,116,0,144,0,240,0,140, 0,176,0,156,0,164,0,192,0,180,0,400,0,240,0,204,0, 432,0,272,0,228,0,236,0,320,0,528,0,260,0,336] |