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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 1 |
| 3 | 1 |
| 4 | 4 |
| 5 | 4 |
| 6 | 11 |
| 7 | 16 |
| 8 | 23 |
| 9 | 23 |
| 10 | 34 |
| 11 | 34 |
| 12 | 47 |
| 13 | 58 |
| 14 | 73 |
| 15 | 73 |
| 16 | 92 |
| 17 | 92 |
| 18 | 113 |
| 19 | 130 |
| 20 | 149 |
| 21 | 149 |
| 22 | 178 |
| 23 | 197 |
| 24 | 226 |
| 25 | 249 |
| 26 | 278 |
| 27 | 278 |
| 28 | 315 |
| 29 | 315 |
| 30 | 348 |
| 31 | 377 |
| 32 | 414 |
| 33 | 447 |
| 34 | 490 |
| 35 | 490 |
| 36 | 531 |
| 37 | 568 |
| 38 | 613 |
| 39 | 613 |
| 40 | 666 |
| 41 | 666 |
| 42 | 715 |
| 43 | 758 |
| 44 | 809 |
| 45 | 809 |
| 46 | 870 |
| 47 | 917 |
| 48 | 978 |
| 49 | 1029 |
| 50 | 1086 |
| 51 | 1086 |
| 52 | 1155 |
| 53 | 1206 |
| 54 | 1275 |
| 55 | 1330 |
| 56 | 1393 |
[0,1,1,4,4,11,16,23,23,34,34,47,58,73,73,92,92, 113,130,149,149,178,197,226,249,278,278,315,315, 348,377,414,447,490,490,531,568,613,613,666,666, 715,758,809,809,870,917,978,1029,1086,1086,1155, 1206,1275,1330,1393] |