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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 2 |
| 3 | 2 |
| 4 | 4 |
| 5 | 5 |
| 6 | 10 |
| 7 | 16 |
| 8 | 32 |
| 9 | 61 |
| 10 | 127 |
| 11 | 270 |
| 12 | 600 |
| 13 | 1378 |
| 14 | 3274 |
| 15 | 8021 |
| 16 | 20245 |
| 17 | 52535 |
| 18 | 140014 |
| 19 | 382745 |
| 20 | 1072025 |
| 21 | 3073443 |
| 22 | 9010934 |
| 23 | 26994231 |
| 24 | 82563483 |
| 25 | 257634875 |
| 26 | 819648796 |
| 27 | 2656956702 |
| 28 | 8770406923 |
| 29 | 29464217659 |
| 30 | 100689885448 |
| 31 | 349849796512 |
[1,1,2,2,4,5,10,16,32,61,127,270,600,1378,3274, 8021,20245,52535,140014,382745,1072025,3073443, 9010934,26994231,82563483,257634875,819648796, 2656956702,8770406923,29464217659,100689885448, 349849796512] |