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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 2 |
| 2 | 4 |
| 3 | 8 |
| 4 | 16 |
| 5 | 32 |
| 6 | 52 |
| 7 | 100 |
| 8 | 160 |
| 9 | 260 |
| 10 | 424 |
| 11 | 684 |
| 12 | 1036 |
| 13 | 1640 |
| 14 | 2552 |
| 15 | 3728 |
| 16 | 5920 |
| 17 | 8672 |
| 18 | 13408 |
| 19 | 19420 |
| 20 | 30136 |
| 21 | 42736 |
| 22 | 66840 |
| 23 | 94164 |
| 24 | 145900 |
| 25 | 204632 |
| 26 | 317776 |
| 27 | 441764 |
| 28 | 685232 |
| 29 | 950216 |
| 30 | 1469632 |
| 31 | 2031556 |
| 32 | 3139360 |
| 33 | 4323888 |
| 34 | 6675904 |
| 35 | 9174400 |
| 36 | 14139496 |
| 37 | 19398584 |
| 38 | 29864888 |
| 39 | 40891040 |
| 40 | 62882680 |
| 41 | 85983152 |
[1,2,4,8,16,32,52,100,160,260,424,684,1036,1640, 2552,3728,5920,8672,13408,19420,30136,42736,66840, 94164,145900,204632,317776,441764,685232,950216, 1469632,2031556,3139360,4323888,6675904,9174400, 14139496,19398584,29864888,40891040,62882680, 85983152] |