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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 6 |
| 3 | 6 |
| 4 | 42 |
| 5 | 66 |
| 6 | 24 |
| 7 | 36 |
| 8 | 114 |
| 9 | 966 |
| 10 | 60 |
| 11 | 930 |
| 12 | 114 |
| 13 | 126 |
| 14 | 1290 |
| 15 | 4230 |
| 16 | 90 |
| 17 | 1770 |
| 18 | 330 |
| 19 | 2814 |
| 20 | 14910 |
| 21 | 216 |
| 22 | 4740 |
| 23 | 1494 |
| 24 | 420 |
| 25 | 420 |
| 26 | 510 |
| 27 | 6180 |
| 28 | 4494 |
| 29 | 840 |
| 30 | 570 |
| 31 | 8382 |
| 32 | 11790 |
| 33 | 630 |
| 34 | 9174 |
| 35 | 210 |
| 36 | 4530 |
| 37 | 840 |
| 38 | 2934 |
| 39 | 45090 |
| 40 | 3276 |
| 41 | 22554 |
| 42 | 1260 |
| 43 | 24066 |
| 44 | 336 |
| 45 | 1386 |
| 46 | 16716 |
| 47 | 26586 |
| 48 | 52182 |
[0,6,6,42,66,24,36,114,966,60,930,114,126,1290, 4230,90,1770,330,2814,14910,216,4740,1494,420,420, 510,6180,4494,840,570,8382,11790,630,9174,210, 4530,840,2934,45090,3276,22554,1260,24066,336, 1386,16716,26586,52182] |