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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 0 |
| 2 | 0 |
| 3 | 0 |
| 4 | 0 |
| 5 | 0 |
| 6 | 0 |
| 7 | 0 |
| 8 | 1 |
| 9 | 1 |
| 10 | 1 |
| 11 | 1 |
| 12 | 1 |
| 13 | 1 |
| 14 | 1 |
| 15 | 1 |
| 16 | 1 |
| 17 | 10 |
| 18 | 335 |
| 19 | 4241 |
| 20 | 27915 |
| 21 | 117971 |
| 22 | 373845 |
| 23 | 1002089 |
| 24 | 2456082 |
| 25 | 5725439 |
| 26 | 12935530 |
| 27 | 28622833 |
| 28 | 62588817 |
| 29 | 139046970 |
| 30 | 353173119 |
| 31 | 1305216091 |
| 32 | 7035422989 |
| 33 | 41539474198 |
| 34 | 227550374938 |
| 35 | 1115122502718 |
| 36 | 4917988882292 |
[1,0,0,0,0,0,0,0,1,1,1,1,1,1,1,1,1,10,335,4241, 27915,117971,373845,1002089,2456082,5725439, 12935530,28622833,62588817,139046970,353173119, 1305216091,7035422989,41539474198,227550374938, 1115122502718,4917988882292] |