| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 3 |
| 3 | 0 |
| 4 | 4 |
| 5 | 9 |
| 6 | 15 |
| 7 | 22 |
| 8 | 30 |
| 9 | 21 |
| 10 | 31 |
| 11 | 42 |
| 12 | 54 |
| 13 | 67 |
| 14 | 81 |
| 15 | 66 |
| 16 | 82 |
| 17 | 99 |
| 18 | 117 |
| 19 | 136 |
| 20 | 156 |
| 21 | 135 |
| 22 | 113 |
| 23 | 136 |
| 24 | 160 |
| 25 | 185 |
| 26 | 211 |
| 27 | 238 |
| 28 | 266 |
| 29 | 295 |
| 30 | 265 |
| 31 | 234 |
| 32 | 266 |
| 33 | 299 |
| 34 | 333 |
| 35 | 368 |
| 36 | 404 |
| 37 | 441 |
| 38 | 479 |
| 39 | 518 |
| 40 | 558 |
| 41 | 599 |
| 42 | 557 |
| 43 | 600 |
| 44 | 644 |
| 45 | 689 |
| 46 | 735 |
| 47 | 782 |
| 48 | 830 |
| 49 | 879 |
| 50 | 929 |
| 51 | 980 |
| 52 | 1032 |
| 53 | 1085 |
| 54 | 1031 |
| 55 | 1086 |
| 56 | 1142 |
[1,3,0,4,9,15,22,30,21,31,42,54,67,81,66,82,99, 117,136,156,135,113,136,160,185,211,238,266,295, 265,234,266,299,333,368,404,441,479,518,558,599, 557,600,644,689,735,782,830,879,929,980,1032,1085, 1031,1086,1142] |