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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 0 |
| 3 | 0 |
| 4 | 0 |
| 5 | 0 |
| 6 | 0 |
| 7 | 0 |
| 8 | 0 |
| 9 | 0 |
| 10 | 5 |
| 11 | 0 |
| 12 | 12 |
| 13 | 0 |
| 14 | 21 |
| 15 | 5 |
| 16 | 32 |
| 17 | 17 |
| 18 | 45 |
| 19 | 38 |
| 20 | 65 |
| 21 | 70 |
| 22 | 99 |
| 23 | 115 |
| 24 | 156 |
| 25 | 180 |
| 26 | 247 |
| 27 | 279 |
| 28 | 385 |
| 29 | 435 |
| 30 | 590 |
| 31 | 682 |
| 32 | 896 |
| 33 | 1067 |
| 34 | 1360 |
| 35 | 1657 |
| 36 | 2073 |
| 37 | 2553 |
| 38 | 3173 |
| 39 | 3913 |
| 40 | 4865 |
| 41 | 5986 |
| 42 | 7455 |
| 43 | 9159 |
| 44 | 11407 |
| 45 | 14024 |
| 46 | 17434 |
| 47 | 21479 |
| 48 | 26636 |
| 49 | 32886 |
| 50 | 40705 |
| 51 | 50320 |
[0,0,0,0,0,0,0,0,0,5,0,12,0,21,5,32,17,45,38,65, 70,99,115,156,180,247,279,385,435,590,682,896, 1067,1360,1657,2073,2553,3173,3913,4865,5986,7455, 9159,11407,14024,17434,21479,26636,32886,40705, 50320] |