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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 0 |
| 2 | 0 |
| 3 | 0 |
| 4 | 0 |
| 5 | 0 |
| 6 | 0 |
| 7 | 2 |
| 8 | 4 |
| 9 | 6 |
| 10 | 8 |
| 11 | 10 |
| 12 | 12 |
| 13 | 18 |
| 14 | 24 |
| 15 | 34 |
| 16 | 44 |
| 17 | 54 |
| 18 | 64 |
| 19 | 80 |
| 20 | 96 |
| 21 | 118 |
| 22 | 140 |
| 23 | 168 |
| 24 | 196 |
| 25 | 232 |
| 26 | 268 |
| 27 | 312 |
| 28 | 356 |
| 29 | 408 |
| 30 | 460 |
| 31 | 530 |
| 32 | 600 |
| 33 | 680 |
| 34 | 760 |
| 35 | 850 |
| 36 | 940 |
| 37 | 1052 |
| 38 | 1164 |
| 39 | 1298 |
| 40 | 1432 |
| 41 | 1578 |
| 42 | 1724 |
| 43 | 1896 |
| 44 | 2068 |
| 45 | 2266 |
| 46 | 2464 |
| 47 | 2688 |
| 48 | 2912 |
| 49 | 3166 |
| 50 | 3420 |
| 51 | 3704 |
| 52 | 3988 |
| 53 | 4302 |
[0,0,0,0,0,0,0,2,4,6,8,10,12,18,24,34,44,54,64,80, 96,118,140,168,196,232,268,312,356,408,460,530, 600,680,760,850,940,1052,1164,1298,1432,1578,1724, 1896,2068,2266,2464,2688,2912,3166,3420,3704,3988, 4302] |