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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 0 |
| 2 | 1 |
| 3 | 3 |
| 4 | 0 |
| 5 | 1 |
| 6 | 17 |
| 7 | 9 |
| 8 | 0 |
| 9 | 1 |
| 10 | 169 |
| 11 | 68 |
| 12 | 18 |
| 13 | 0 |
| 14 | 1 |
| 15 | 2079 |
| 16 | 845 |
| 17 | 170 |
| 18 | 30 |
| 19 | 0 |
| 20 | 1 |
| 21 | 31261 |
| 22 | 12474 |
| 23 | 2535 |
| 24 | 340 |
| 25 | 45 |
| 26 | 0 |
| 27 | 1 |
| 28 | 554483 |
| 29 | 218827 |
| 30 | 43659 |
| 31 | 5915 |
| 32 | 595 |
| 33 | 63 |
| 34 | 0 |
| 35 | 1 |
| 36 | 11336753 |
| 37 | 4435864 |
| 38 | 875308 |
| 39 | 116424 |
| 40 | 11830 |
| 41 | 952 |
| 42 | 84 |
| 43 | 0 |
| 44 | 1 |
| 45 | 262517615 |
| 46 | 102030777 |
| 47 | 19961388 |
| 48 | 2625924 |
| 49 | 261954 |
| 50 | 21294 |
| 51 | 1428 |
| 52 | 108 |
| 53 | 0 |
| 54 | 1 |
[1,0,1,3,0,1,17,9,0,1,169,68,18,0,1,2079,845,170, 30,0,1,31261,12474,2535,340,45,0,1,554483,218827, 43659,5915,595,63,0,1,11336753,4435864,875308, 116424,11830,952,84,0,1,262517615,102030777, 19961388,2625924,261954,21294,1428,108,0,1] |