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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 4 |
| 2 | 7 |
| 3 | 15 |
| 4 | 27 |
| 5 | 41 |
| 6 | 68 |
| 7 | 93 |
| 8 | 119 |
| 9 | 146 |
| 10 | 192 |
| 11 | 230 |
| 12 | 268 |
| 13 | 308 |
| 14 | 371 |
| 15 | 430 |
| 16 | 483 |
| 17 | 531 |
| 18 | 609 |
| 19 | 686 |
| 20 | 759 |
| 21 | 825 |
| 22 | 906 |
| 23 | 998 |
| 24 | 1091 |
| 25 | 1170 |
| 26 | 1278 |
| 27 | 1380 |
| 28 | 1477 |
| 29 | 1578 |
| 30 | 1697 |
| 31 | 1820 |
| 32 | 1940 |
| 33 | 2044 |
| 34 | 2179 |
| 35 | 2318 |
| 36 | 2451 |
| 37 | 2576 |
| 38 | 2724 |
| 39 | 2881 |
| 40 | 3029 |
| 41 | 3164 |
| 42 | 3327 |
| 43 | 3497 |
| 44 | 3667 |
| 45 | 3819 |
| 46 | 3994 |
[1,4,7,15,27,41,68,93,119,146,192,230,268,308,371, 430,483,531,609,686,759,825,906,998,1091,1170, 1278,1380,1477,1578,1697,1820,1940,2044,2179,2318, 2451,2576,2724,2881,3029,3164,3327,3497,3667,3819, 3994] |