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| n | a(n) |
|---|---|
| 1 | -1 |
| 2 | 4 |
| 3 | 12 |
| 4 | 27 |
| 5 | 43 |
| 6 | 68 |
| 7 | 92 |
| 8 | 127 |
| 9 | 159 |
| 10 | 204 |
| 11 | 244 |
| 12 | 299 |
| 13 | 347 |
| 14 | 412 |
| 15 | 468 |
| 16 | 543 |
| 17 | 607 |
| 18 | 692 |
| 19 | 764 |
| 20 | 859 |
| 21 | 939 |
| 22 | 1044 |
| 23 | 1132 |
| 24 | 1247 |
| 25 | 1343 |
| 26 | 1468 |
| 27 | 1572 |
| 28 | 1707 |
| 29 | 1819 |
| 30 | 1964 |
| 31 | 2084 |
| 32 | 2239 |
| 33 | 2367 |
| 34 | 2532 |
| 35 | 2668 |
| 36 | 2843 |
| 37 | 2987 |
| 38 | 3172 |
| 39 | 3324 |
| 40 | 3519 |
| 41 | 3679 |
| 42 | 3884 |
| 43 | 4052 |
| 44 | 4267 |
| 45 | 4443 |
| 46 | 4668 |
| 47 | 4852 |
| 48 | 5087 |
| 49 | 5279 |
| 50 | 5524 |
[-1,4,12,27,43,68,92,127,159,204,244,299,347,412, 468,543,607,692,764,859,939,1044,1132,1247,1343, 1468,1572,1707,1819,1964,2084,2239,2367,2532,2668, 2843,2987,3172,3324,3519,3679,3884,4052,4267,4443, 4668,4852,5087,5279,5524] |