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| n | a(n) |
|---|---|
| 7 | 1 |
| 8 | 0 |
| 9 | 7 |
| 10 | 7 |
| 11 | 28 |
| 12 | 49 |
| 13 | 105 |
| 14 | 203 |
| 15 | 364 |
| 16 | 672 |
| 17 | 1141 |
| 18 | 1960 |
| 19 | 3220 |
| 20 | 5250 |
| 21 | 8359 |
| 22 | 13104 |
| 23 | 20272 |
| 24 | 30877 |
| 25 | 46522 |
| 26 | 69195 |
| 27 | 101941 |
| 28 | 148604 |
| 29 | 214697 |
| 30 | 307475 |
| 31 | 436849 |
| 32 | 615965 |
| 33 | 862246 |
| 34 | 1199009 |
| 35 | 1656642 |
| 36 | 2275231 |
| 37 | 3106824 |
| 38 | 4219502 |
| 39 | 5701066 |
| 40 | 7664923 |
| 41 | 10256771 |
| 42 | 13663574 |
| 43 | 18123924 |
| 44 | 23941190 |
[1,0,7,7,28,49,105,203,364,672,1141,1960,3220, 5250,8359,13104,20272,30877,46522,69195,101941, 148604,214697,307475,436849,615965,862246,1199009, 1656642,2275231,3106824,4219502,5701066,7664923, 10256771,13663574,18123924,23941190] |