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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 1 |
| 2 | 1 |
| 3 | 1 |
| 4 | 0 |
| 5 | -4 |
| 6 | -14 |
| 7 | -34 |
| 8 | -64 |
| 9 | -80 |
| 10 | 16 |
| 11 | 496 |
| 12 | 1946 |
| 13 | 5266 |
| 14 | 10830 |
| 15 | 14886 |
| 16 | -884 |
| 17 | -92564 |
| 18 | -390404 |
| 19 | -1113380 |
| 20 | -2405649 |
| 21 | -3529749 |
| 22 | -360799 |
| 23 | 20509101 |
| 24 | 91770476 |
| 25 | 271807476 |
| 26 | 608858576 |
| 27 | 941203576 |
| 28 | 243522996 |
| 29 | -4977842140 |
| 30 | -23564569004 |
| 31 | -72054072364 |
| 32 | -166314098964 |
[1,1,1,1,0,-4,-14,-34,-64,-80,16,496,1946,5266, 10830,14886,-884,-92564,-390404,-1113380,-2405649, -3529749,-360799,20509101,91770476,271807476, 608858576,941203576,243522996,-4977842140, -23564569004,-72054072364,-166314098964] |