| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 1 |
| 2 | 0 |
| 3 | 3 |
| 4 | 1 |
| 5 | 0 |
| 6 | 11 |
| 7 | 5 |
| 8 | 1 |
| 9 | 0 |
| 10 | 50 |
| 11 | 26 |
| 12 | 7 |
| 13 | 1 |
| 14 | 0 |
| 15 | 274 |
| 16 | 154 |
| 17 | 47 |
| 18 | 9 |
| 19 | 1 |
| 20 | 0 |
| 21 | 1764 |
| 22 | 1044 |
| 23 | 342 |
| 24 | 74 |
| 25 | 11 |
| 26 | 1 |
| 27 | 0 |
| 28 | 13068 |
| 29 | 8028 |
| 30 | 2754 |
| 31 | 638 |
| 32 | 107 |
| 33 | 13 |
| 34 | 1 |
| 35 | 0 |
| 36 | 109584 |
| 37 | 69264 |
| 38 | 24552 |
| 39 | 5944 |
| 40 | 1066 |
| 41 | 146 |
| 42 | 15 |
| 43 | 1 |
| 44 | 0 |
| 45 | 1026576 |
| 46 | 663696 |
| 47 | 241128 |
| 48 | 60216 |
| 49 | 11274 |
| 50 | 1650 |
| 51 | 191 |
| 52 | 17 |
| 53 | 1 |
| 54 | 0 |
| 55 | 10628640 |
[0,1,0,3,1,0,11,5,1,0,50,26,7,1,0,274,154,47,9,1, 0,1764,1044,342,74,11,1,0,13068,8028,2754,638,107, 13,1,0,109584,69264,24552,5944,1066,146,15,1,0, 1026576,663696,241128,60216,11274,1650,191,17,1,0, 10628640] |