| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 0 |
| 3 | 0 |
| 4 | 0 |
| 5 | 0 |
| 6 | 0 |
| 7 | 0 |
| 8 | 0 |
| 9 | 0 |
| 10 | 22 |
| 11 | 52 |
| 12 | 90 |
| 13 | 136 |
| 14 | 190 |
| 15 | 252 |
| 16 | 322 |
| 17 | 400 |
| 18 | 486 |
| 19 | 620 |
| 20 | 770 |
| 21 | 936 |
| 22 | 1118 |
| 23 | 1316 |
| 24 | 1530 |
| 25 | 1760 |
| 26 | 2006 |
| 27 | 2268 |
| 28 | 2662 |
| 29 | 3088 |
| 30 | 3546 |
| 31 | 4036 |
| 32 | 4558 |
| 33 | 5112 |
| 34 | 5698 |
| 35 | 6316 |
| 36 | 6966 |
| 37 | 7800 |
| 38 | 8682 |
| 39 | 9612 |
| 40 | 10590 |
| 41 | 11616 |
| 42 | 12690 |
| 43 | 13812 |
| 44 | 14982 |
| 45 | 16200 |
| 46 | 17842 |
| 47 | 19564 |
| 48 | 21366 |
[0,0,0,0,0,0,0,0,0,22,52,90,136,190,252,322,400, 486,620,770,936,1118,1316,1530,1760,2006,2268, 2662,3088,3546,4036,4558,5112,5698,6316,6966,7800, 8682,9612,10590,11616,12690,13812,14982,16200, 17842,19564,21366] |