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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 0 |
| 3 | 4 |
| 4 | 20 |
| 5 | 36 |
| 6 | 52 |
| 7 | 128 |
| 8 | 216 |
| 9 | 328 |
| 10 | 464 |
| 11 | 636 |
| 12 | 796 |
| 13 | 908 |
| 14 | 1092 |
| 15 | 1324 |
| 16 | 1520 |
| 17 | 1716 |
| 18 | 1948 |
| 19 | 2144 |
| 20 | 2436 |
| 21 | 2716 |
| 22 | 2972 |
| 23 | 3264 |
| 24 | 3580 |
| 25 | 3812 |
| 26 | 4032 |
| 27 | 4168 |
| 28 | 4268 |
| 29 | 4416 |
| 30 | 4720 |
| 31 | 5012 |
| 32 | 5328 |
| 33 | 5716 |
| 34 | 6128 |
| 35 | 6504 |
| 36 | 6700 |
| 37 | 6932 |
| 38 | 7248 |
| 39 | 7684 |
| 40 | 8180 |
| 41 | 8676 |
| 42 | 9268 |
| 43 | 9680 |
| 44 | 10140 |
| 45 | 10624 |
| 46 | 11024 |
| 47 | 11400 |
[0,0,4,20,36,52,128,216,328,464,636,796,908,1092, 1324,1520,1716,1948,2144,2436,2716,2972,3264,3580, 3812,4032,4168,4268,4416,4720,5012,5328,5716,6128, 6504,6700,6932,7248,7684,8180,8676,9268,9680, 10140,10624,11024,11400] |