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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 20 |
| 3 | 116 |
| 4 | 135 |
| 5 | 171 |
| 6 | 194 |
| 7 | 740 |
| 8 | 1220 |
| 9 | 1419 |
| 10 | 1803 |
| 11 | 1892 |
| 12 | 1952 |
| 13 | 2696 |
| 14 | 3705 |
| 15 | 4575 |
| 16 | 5186 |
| 17 | 7868 |
| 18 | 10659 |
| 19 | 11247 |
| 20 | 17948 |
| 21 | 18507 |
| 22 | 18548 |
| 23 | 19107 |
| 24 | 25545 |
| 25 | 27405 |
| 26 | 29294 |
| 27 | 33500 |
| 28 | 34371 |
| 29 | 37820 |
| 30 | 48872 |
| 31 | 49184 |
| 32 | 53108 |
| 33 | 54620 |
| 34 | 58652 |
| 35 | 61760 |
| 36 | 67220 |
| 37 | 102296 |
| 38 | 104139 |
| 39 | 105908 |
| 40 | 113576 |
[1,20,116,135,171,194,740,1220,1419,1803,1892, 1952,2696,3705,4575,5186,7868,10659,11247,17948, 18507,18548,19107,25545,27405,29294,33500,34371, 37820,48872,49184,53108,54620,58652,61760,67220, 102296,104139,105908,113576] |