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| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 4 |
| 2 | 9 |
| 3 | 18 |
| 4 | 32 |
| 5 | 50 |
| 6 | 71 |
| 7 | 96 |
| 8 | 129 |
| 9 | 167 |
| 10 | 199 |
| 11 | 231 |
| 12 | 283 |
| 13 | 345 |
| 14 | 392 |
| 15 | 435 |
| 16 | 500 |
| 17 | 578 |
| 18 | 646 |
| 19 | 708 |
| 20 | 781 |
| 21 | 873 |
| 22 | 966 |
| 23 | 1041 |
| 24 | 1124 |
| 25 | 1236 |
| 26 | 1347 |
| 27 | 1435 |
| 28 | 1533 |
| 29 | 1661 |
| 30 | 1785 |
| 31 | 1892 |
| 32 | 2008 |
| 33 | 2148 |
| 34 | 2290 |
| 35 | 2414 |
| 36 | 2543 |
| 37 | 2697 |
| 38 | 2859 |
| 39 | 3003 |
| 40 | 3141 |
| 41 | 3306 |
| 42 | 3487 |
| 43 | 3652 |
| 44 | 3807 |
| 45 | 3982 |
| 46 | 4175 |
[1,4,9,18,32,50,71,96,129,167,199,231,283,345,392, 435,500,578,646,708,781,873,966,1041,1124,1236, 1347,1435,1533,1661,1785,1892,2008,2148,2290,2414, 2543,2697,2859,3003,3141,3306,3487,3652,3807,3982, 4175] |