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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 5 |
| 2 | 29 |
| 3 | 113 |
| 4 | 417 |
| 5 | 1325 |
| 6 | 3903 |
| 7 | 10611 |
| 8 | 26992 |
| 9 | 65102 |
| 10 | 148760 |
| 11 | 326638 |
| 12 | 686687 |
| 13 | 1398339 |
| 14 | 2748667 |
| 15 | 5261985 |
| 16 | 9784309 |
| 17 | 17789319 |
| 18 | 31564911 |
| 19 | 54933111 |
| 20 | 93643702 |
| 21 | 156953854 |
| 22 | 258427234 |
| 23 | 419200178 |
| 24 | 669550440 |
| 25 | 1055313420 |
| 26 | 1640871008 |
| 27 | 2521204924 |
| 28 | 3827438242 |
| 29 | 5748603482 |
| 30 | 8541662002 |
| 31 | 12569462958 |
| 32 | 18318439505 |
[1,5,29,113,417,1325,3903,10611,26992,65102, 148760,326638,686687,1398339,2748667,5261985, 9784309,17789319,31564911,54933111,93643702, 156953854,258427234,419200178,669550440, 1055313420,1640871008,2521204924,3827438242, 5748603482,8541662002,12569462958,18318439505] |