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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 0 |
| 3 | 0 |
| 4 | 0 |
| 5 | 0 |
| 6 | 0 |
| 7 | 0 |
| 8 | 4 |
| 9 | 4 |
| 10 | 0 |
| 11 | 0 |
| 12 | 44 |
| 13 | 55 |
| 14 | 44 |
| 15 | 0 |
| 16 | 0 |
| 17 | 288 |
| 18 | 752 |
| 19 | 752 |
| 20 | 288 |
| 21 | 0 |
| 22 | 0 |
| 23 | 1537 |
| 24 | 8238 |
| 25 | 11710 |
| 26 | 8238 |
| 27 | 1537 |
| 28 | 0 |
| 29 | 0 |
| 30 | 7328 |
| 31 | 77960 |
| 32 | 179588 |
| 33 | 179588 |
| 34 | 77960 |
| 35 | 7328 |
| 36 | 0 |
| 37 | 0 |
| 38 | 32515 |
| 39 | 663054 |
| 40 | 2676343 |
| 41 | 3903255 |
| 42 | 2676343 |
| 43 | 663054 |
| 44 | 32515 |
| 45 | 0 |
| 46 | 0 |
| 47 | 137127 |
| 48 | 5215498 |
| 49 | 37614057 |
[0,0,0,0,0,0,0,4,4,0,0,44,55,44,0,0,288,752,752, 288,0,0,1537,8238,11710,8238,1537,0,0,7328,77960, 179588,179588,77960,7328,0,0,32515,663054,2676343, 3903255,2676343,663054,32515,0,0,137127,5215498, 37614057] |