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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 0 |
| 2 | 0 |
| 3 | 0 |
| 4 | 0 |
| 5 | 0 |
| 6 | 0 |
| 7 | 0 |
| 8 | 0 |
| 9 | 0 |
| 10 | 0 |
| 11 | 0 |
| 12 | 0 |
| 13 | 37338 |
| 14 | 304038 |
| 15 | 2765171 |
| 16 | 19356197 |
| 17 | 120511062 |
| 18 | 736456490 |
| 19 | 4254825120 |
| 20 | 22976055648 |
| 21 | 116946815128 |
| 22 | 563471018344 |
| 23 | 2572832433192 |
| 24 | 11148940543832 |
| 25 | 45932301765896 |
| 26 | 180195953081592 |
[1,0,0,0,0,0,0,0,0,0,0,0,0,37338,304038,2765171, 19356197,120511062,736456490,4254825120, 22976055648,116946815128,563471018344, 2572832433192,11148940543832,45932301765896, 180195953081592] |