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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 0 |
| 2 | 0 |
| 3 | 2 |
| 4 | 1 |
| 5 | 0 |
| 6 | 4 |
| 7 | 4 |
| 8 | 1 |
| 9 | 8 |
| 10 | 12 |
| 11 | 6 |
| 12 | 17 |
| 13 | 32 |
| 14 | 24 |
| 15 | 40 |
| 16 | 81 |
| 17 | 80 |
| 18 | 104 |
| 19 | 202 |
| 20 | 241 |
| 21 | 288 |
| 22 | 508 |
| 23 | 684 |
| 24 | 817 |
| 25 | 1304 |
| 26 | 1876 |
| 27 | 2318 |
| 28 | 3425 |
| 29 | 5056 |
| 30 | 6512 |
| 31 | 9168 |
| 32 | 13537 |
| 33 | 18080 |
| 34 | 24848 |
| 35 | 36242 |
| 36 | 49697 |
| 37 | 67776 |
| 38 | 97332 |
| 39 | 135636 |
| 40 | 185249 |
| 41 | 262440 |
| 42 | 368604 |
| 43 | 506134 |
| 44 | 710129 |
| 45 | 999648 |
| 46 | 1380872 |
[1,0,0,2,1,0,4,4,1,8,12,6,17,32,24,40,81,80,104, 202,241,288,508,684,817,1304,1876,2318,3425,5056, 6512,9168,13537,18080,24848,36242,49697,67776, 97332,135636,185249,262440,368604,506134,710129, 999648,1380872] |