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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 6 |
| 3 | 15 |
| 4 | 36 |
| 5 | 45 |
| 6 | 90 |
| 7 | 91 |
| 8 | 200 |
| 9 | 207 |
| 10 | 270 |
| 11 | 231 |
| 12 | 540 |
| 13 | 325 |
| 14 | 546 |
| 15 | 675 |
| 16 | 1040 |
| 17 | 561 |
| 18 | 1242 |
| 19 | 703 |
| 20 | 1620 |
| 21 | 1365 |
| 22 | 1386 |
| 23 | 1035 |
| 24 | 3000 |
| 25 | 1725 |
| 26 | 1950 |
| 27 | 2565 |
| 28 | 3276 |
| 29 | 1653 |
| 30 | 4050 |
| 31 | 1891 |
| 32 | 5152 |
| 33 | 3465 |
| 34 | 3366 |
| 35 | 4095 |
| 36 | 7452 |
| 37 | 2701 |
| 38 | 4218 |
| 39 | 4875 |
| 40 | 9000 |
| 41 | 3321 |
| 42 | 8190 |
| 43 | 3655 |
| 44 | 8316 |
| 45 | 9315 |
| 46 | 6210 |
| 47 | 4371 |
| 48 | 15600 |
[1,6,15,36,45,90,91,200,207,270,231,540,325,546, 675,1040,561,1242,703,1620,1365,1386,1035,3000, 1725,1950,2565,3276,1653,4050,1891,5152,3465,3366, 4095,7452,2701,4218,4875,9000,3321,8190,3655,8316, 9315,6210,4371,15600] |