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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 8 |
| 2 | 40 |
| 3 | 120 |
| 4 | 280 |
| 5 | 560 |
| 6 | 1008 |
| 7 | 1680 |
| 8 | 2640 |
| 9 | 3960 |
| 10 | 5720 |
| 11 | 8008 |
| 12 | 10920 |
| 13 | 14560 |
| 14 | 19040 |
| 15 | 24480 |
| 16 | 31008 |
| 17 | 38760 |
| 18 | 47880 |
| 19 | 58520 |
| 20 | 70840 |
| 21 | 85008 |
| 22 | 101200 |
| 23 | 119600 |
| 24 | 140400 |
| 25 | 163800 |
| 26 | 190008 |
| 27 | 219240 |
| 28 | 251720 |
| 29 | 287680 |
| 30 | 327360 |
| 31 | 371008 |
| 32 | 418880 |
| 33 | 471240 |
| 34 | 528360 |
| 35 | 590520 |
[0,8,40,120,280,560,1008,1680,2640,3960,5720,8008, 10920,14560,19040,24480,31008,38760,47880,58520, 70840,85008,101200,119600,140400,163800,190008, 219240,251720,287680,327360,371008,418880,471240, 528360,590520] |