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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 0 |
| 2 | 0 |
| 3 | 2 |
| 4 | 2 |
| 5 | 4 |
| 6 | 4 |
| 7 | 6 |
| 8 | 6 |
| 9 | 8 |
| 10 | 32 |
| 11 | 34 |
| 12 | 58 |
| 13 | 84 |
| 14 | 132 |
| 15 | 158 |
| 16 | 230 |
| 17 | 280 |
| 18 | 376 |
| 19 | 450 |
| 20 | 570 |
| 21 | 1388 |
| 22 | 1556 |
| 23 | 2398 |
| 24 | 3310 |
| 25 | 4920 |
| 26 | 6600 |
| 27 | 9674 |
| 28 | 12122 |
| 29 | 16684 |
| 30 | 21340 |
| 31 | 28110 |
| 32 | 34974 |
| 33 | 45392 |
| 34 | 55208 |
| 35 | 69274 |
| 36 | 124498 |
| 37 | 143676 |
| 38 | 204012 |
| 39 | 270758 |
| 40 | 377966 |
| 41 | 493024 |
| 42 | 690304 |
| 43 | 895434 |
| 44 | 1223826 |
| 45 | 1562948 |
[1,0,0,2,2,4,4,6,6,8,32,34,58,84,132,158,230,280, 376,450,570,1388,1556,2398,3310,4920,6600,9674, 12122,16684,21340,28110,34974,45392,55208,69274, 124498,143676,204012,270758,377966,493024,690304, 895434,1223826,1562948] |