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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 0 |
| 3 | 0 |
| 4 | 1 |
| 5 | 0 |
| 6 | 1 |
| 7 | 2 |
| 8 | 8 |
| 9 | 8 |
| 10 | 2 |
| 11 | 5 |
| 12 | 16 |
| 13 | 73 |
| 14 | 16 |
| 15 | 5 |
| 16 | 12 |
| 17 | 72 |
| 18 | 318 |
| 19 | 318 |
| 20 | 72 |
| 21 | 12 |
| 22 | 26 |
| 23 | 240 |
| 24 | 1747 |
| 25 | 1952 |
| 26 | 1747 |
| 27 | 240 |
| 28 | 26 |
| 29 | 56 |
| 30 | 736 |
| 31 | 8216 |
| 32 | 16584 |
| 33 | 16584 |
| 34 | 8216 |
| 35 | 736 |
| 36 | 56 |
| 37 | 118 |
| 38 | 2352 |
| 39 | 38027 |
| 40 | 119176 |
| 41 | 208559 |
| 42 | 119176 |
| 43 | 38027 |
| 44 | 2352 |
| 45 | 118 |
| 46 | 244 |
| 47 | 7128 |
| 48 | 173722 |
| 49 | 832218 |
| 50 | 2207352 |
| 51 | 2207352 |
[0,0,0,1,0,1,2,8,8,2,5,16,73,16,5,12,72,318,318, 72,12,26,240,1747,1952,1747,240,26,56,736,8216, 16584,16584,8216,736,56,118,2352,38027,119176, 208559,119176,38027,2352,118,244,7128,173722, 832218,2207352,2207352] |