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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 1 |
| 2 | 1 |
| 3 | 1 |
| 4 | 7 |
| 5 | 1 |
| 6 | 5 |
| 7 | 47 |
| 8 | 53 |
| 9 | 23 |
| 10 | 259 |
| 11 | 577 |
| 12 | 715 |
| 13 | 839 |
| 14 | 4301 |
| 15 | 8591 |
| 16 | 3557 |
| 17 | 22249 |
| 18 | 73795 |
| 19 | 95137 |
| 20 | 38357 |
| 21 | 481127 |
| 22 | 1051949 |
| 23 | 821807 |
| 24 | 2064955 |
| 25 | 8376649 |
| 26 | 13307491 |
| 27 | 917761 |
| 28 | 49342133 |
| 29 | 129187079 |
| 30 | 134693645 |
| 31 | 161359153 |
| 32 | 936481627 |
| 33 | 1744643497 |
| 34 | 776488579 |
[0,1,1,1,7,1,5,47,53,23,259,577,715,839,4301,8591, 3557,22249,73795,95137,38357,481127,1051949, 821807,2064955,8376649,13307491,917761,49342133, 129187079,134693645,161359153,936481627, 1744643497,776488579] |