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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 4 |
| 2 | 12 |
| 3 | 20 |
| 4 | 34 |
| 5 | 57 |
| 6 | 92 |
| 7 | 131 |
| 8 | 164 |
| 9 | 202 |
| 10 | 236 |
| 11 | 298 |
| 12 | 379 |
| 13 | 436 |
| 14 | 485 |
| 15 | 555 |
| 16 | 653 |
| 17 | 757 |
| 18 | 846 |
| 19 | 919 |
| 20 | 997 |
| 21 | 1133 |
| 22 | 1289 |
| 23 | 1373 |
| 24 | 1461 |
| 25 | 1594 |
| 26 | 1756 |
| 27 | 1933 |
| 28 | 2034 |
| 29 | 2142 |
| 30 | 2314 |
| 31 | 2521 |
| 32 | 2685 |
| 33 | 2814 |
| 34 | 2965 |
| 35 | 3144 |
| 36 | 3379 |
| 37 | 3613 |
| 38 | 3756 |
| 39 | 3918 |
| 40 | 4118 |
| 41 | 4376 |
| 42 | 4665 |
| 43 | 4869 |
| 44 | 4992 |
| 45 | 5196 |
| 46 | 5524 |
| 47 | 5840 |
[1,4,12,20,34,57,92,131,164,202,236,298,379,436, 485,555,653,757,846,919,997,1133,1289,1373,1461, 1594,1756,1933,2034,2142,2314,2521,2685,2814,2965, 3144,3379,3613,3756,3918,4118,4376,4665,4869,4992, 5196,5524,5840] |