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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 3 |
| 3 | 5 |
| 4 | 5 |
| 5 | 19 |
| 6 | 35 |
| 7 | 331 |
| 8 | 65 |
| 9 | 18265 |
| 10 | 4433 |
| 11 | 141349 |
| 12 | 18863 |
| 13 | 1035215 |
| 14 | 14705 |
| 15 | 9158903 |
| 16 | 6702403 |
| 17 | -34376687 |
| 18 | -21392575 |
| 19 | -33594289475 |
| 20 | -2206770805 |
| 21 | -4905856636525 |
| 22 | -617315066615 |
| 23 | -1713253866399725 |
| 24 | -551582580432325 |
| 25 | -51270656805872335 |
| 26 | -180184164588301 |
| 27 | -1630191679256007299 |
[1,3,5,5,19,35,331,65,18265,4433,141349,18863, 1035215,14705,9158903,6702403,-34376687,-21392575, -33594289475,-2206770805,-4905856636525, -617315066615,-1713253866399725,-551582580432325, -51270656805872335,-180184164588301, -1630191679256007299] |