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| n | a(n) |
|---|---|
| 1 | 16 |
| 2 | 8 |
| 3 | 19 |
| 4 | 38 |
| 5 | 76 |
| 6 | 327 |
| 7 | 967 |
| 8 | 2641 |
| 9 | 8578 |
| 10 | 26437 |
| 11 | 78868 |
| 12 | 243583 |
| 13 | 747553 |
| 14 | 2276209 |
| 15 | 6972325 |
| 16 | 21347977 |
| 17 | 65257777 |
| 18 | 199664890 |
| 19 | 610944133 |
| 20 | 1868823559 |
| 21 | 5717250070 |
| 22 | 17491334971 |
| 23 | 53510023900 |
| 24 | 163701580426 |
| 25 | 500812768156 |
| 26 | 1532124309511 |
[16,8,19,38,76,327,967,2641,8578,26437,78868, 243583,747553,2276209,6972325,21347977,65257777, 199664890,610944133,1868823559,5717250070, 17491334971,53510023900,163701580426,500812768156, 1532124309511] |