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| n | a(n) |
|---|---|
| 1 | 162 |
| 2 | 336 |
| 3 | 760 |
| 4 | 2224 |
| 5 | 5632 |
| 6 | 14416 |
| 7 | 40032 |
| 8 | 101376 |
| 9 | 259488 |
| 10 | 720576 |
| 11 | 1824768 |
| 12 | 4670784 |
| 13 | 12970368 |
| 14 | 32845824 |
| 15 | 84074112 |
| 16 | 233466624 |
| 17 | 591224832 |
| 18 | 1513334016 |
| 19 | 4202399232 |
| 20 | 10642046976 |
| 21 | 27240012288 |
| 22 | 75643186176 |
| 23 | 191556845568 |
| 24 | 490320221184 |
[162,336,760,2224,5632,14416,40032,101376,259488, 720576,1824768,4670784,12970368,32845824,84074112, 233466624,591224832,1513334016,4202399232, 10642046976,27240012288,75643186176,191556845568, 490320221184] |