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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 1 |
| 2 | 2 |
| 3 | 5 |
| 4 | 6 |
| 5 | 23 |
| 6 | 16 |
| 7 | 89 |
| 8 | 106 |
| 9 | 267 |
| 10 | 364 |
| 11 | 1741 |
| 12 | 526 |
| 13 | 5135 |
| 14 | 9360 |
| 15 | 17681 |
| 16 | 16914 |
| 17 | 99347 |
| 18 | 71188 |
| 19 | 404501 |
| 20 | 372758 |
| 21 | 892951 |
| 22 | 1763352 |
| 23 | 7720985 |
| 24 | 2809882 |
| 25 | 17154075 |
| 26 | 34201628 |
| 27 | 82821149 |
| 28 | 83623966 |
| 29 | 435683359 |
| 30 | 189300768 |
| 31 | 1452343329 |
| 32 | 1695678498 |
| 33 | 4418961443 |
| 34 | 8835694628 |
[0,1,2,5,6,23,16,89,106,267,364,1741,526,5135, 9360,17681,16914,99347,71188,404501,372758,892951, 1763352,7720985,2809882,17154075,34201628, 82821149,83623966,435683359,189300768,1452343329, 1695678498,4418961443,8835694628] |