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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 16 |
| 3 | 98 |
| 4 | 304 |
| 5 | 680 |
| 6 | 1308 |
| 7 | 2292 |
| 8 | 3652 |
| 9 | 5496 |
| 10 | 7890 |
| 11 | 10926 |
| 12 | 14716 |
| 13 | 19362 |
| 14 | 24766 |
| 15 | 31272 |
| 16 | 38820 |
| 17 | 47598 |
| 18 | 57498 |
| 19 | 68964 |
| 20 | 81728 |
| 21 | 96064 |
| 22 | 112212 |
| 23 | 129990 |
| 24 | 149628 |
| 25 | 171432 |
| 26 | 194942 |
| 27 | 220758 |
| 28 | 248744 |
| 29 | 279322 |
| 30 | 312470 |
| 31 | 347580 |
| 32 | 385962 |
| 33 | 427032 |
| 34 | 470794 |
| 35 | 517404 |
| 36 | 567720 |
| 37 | 620374 |
[0,16,98,304,680,1308,2292,3652,5496,7890,10926, 14716,19362,24766,31272,38820,47598,57498,68964, 81728,96064,112212,129990,149628,171432,194942, 220758,248744,279322,312470,347580,385962,427032, 470794,517404,567720,620374] |