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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 1 |
| 3 | 3 |
| 4 | 5 |
| 5 | 9 |
| 6 | 17 |
| 7 | 33 |
| 8 | 65 |
| 9 | 129 |
| 10 | 153 |
| 11 | 321 |
| 12 | 1425 |
| 13 | 1601 |
| 14 | 1889 |
| 15 | 3393 |
| 16 | 4097 |
| 17 | 6929 |
| 18 | 8193 |
| 19 | 10497 |
| 20 | 11025 |
| 21 | 18273 |
| 22 | 28161 |
| 23 | 74585 |
| 24 | 85265 |
| 25 | 149345 |
| 26 | 337761 |
| 27 | 558341 |
| 28 | 839429 |
| 29 | 1022105 |
| 30 | 1467393 |
| 31 | 7932689 |
| 32 | 8612097 |
| 33 | 23911397 |
| 34 | 58882625 |
| 35 | 75567105 |
| 36 | 293056017 |
[0,1,3,5,9,17,33,65,129,153,321,1425,1601,1889, 3393,4097,6929,8193,10497,11025,18273,28161,74585, 85265,149345,337761,558341,839429,1022105,1467393, 7932689,8612097,23911397,58882625,75567105, 293056017] |