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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 3 |
| 2 | 1 |
| 3 | 15 |
| 4 | 3 |
| 5 | 35 |
| 6 | 6 |
| 7 | 63 |
| 8 | 10 |
| 9 | 99 |
| 10 | 15 |
| 11 | 143 |
| 12 | 21 |
| 13 | 195 |
| 14 | 28 |
| 15 | 255 |
| 16 | 36 |
| 17 | 323 |
| 18 | 45 |
| 19 | 399 |
| 20 | 55 |
| 21 | 483 |
| 22 | 66 |
| 23 | 575 |
| 24 | 78 |
| 25 | 675 |
| 26 | 91 |
| 27 | 783 |
| 28 | 105 |
| 29 | 899 |
| 30 | 120 |
| 31 | 1023 |
| 32 | 136 |
| 33 | 1155 |
| 34 | 153 |
| 35 | 1295 |
| 36 | 171 |
| 37 | 1443 |
| 38 | 190 |
| 39 | 1599 |
| 40 | 210 |
| 41 | 1763 |
| 42 | 231 |
| 43 | 1935 |
| 44 | 253 |
| 45 | 2115 |
| 46 | 276 |
| 47 | 2303 |
| 48 | 300 |
| 49 | 2499 |
| 50 | 325 |
[0,3,1,15,3,35,6,63,10,99,15,143,21,195,28,255,36, 323,45,399,55,483,66,575,78,675,91,783,105,899, 120,1023,136,1155,153,1295,171,1443,190,1599,210, 1763,231,1935,253,2115,276,2303,300,2499,325] |