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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 1 |
| 3 | 15 |
| 4 | 50 |
| 5 | 85 |
| 6 | 195 |
| 7 | 327 |
| 8 | 561 |
| 9 | 789 |
| 10 | 867 |
| 11 | 1323 |
| 12 | 1764 |
| 13 | 2450 |
| 14 | 2751 |
| 15 | 2858 |
| 16 | 2878 |
| 17 | 3213 |
| 18 | 3418 |
| 19 | 3538 |
| 20 | 4834 |
| 21 | 4846 |
| 22 | 5062 |
| 23 | 5342 |
| 24 | 5770 |
| 25 | 6286 |
| 26 | 7814 |
| 27 | 8574 |
| 28 | 8634 |
| 29 | 9722 |
| 30 | 10254 |
| 31 | 10610 |
| 32 | 10614 |
| 33 | 11522 |
| 34 | 11702 |
| 35 | 11826 |
| 36 | 12363 |
| 37 | 12543 |
| 38 | 13490 |
| 39 | 14246 |
| 40 | 14502 |
| 41 | 14538 |
| 42 | 14676 |
| 43 | 14818 |
| 44 | 14902 |
| 45 | 15186 |
| 46 | 15434 |
| 47 | 15681 |
| 48 | 15874 |
| 49 | 15963 |
[0,1,15,50,85,195,327,561,789,867,1323,1764,2450, 2751,2858,2878,3213,3418,3538,4834,4846,5062,5342, 5770,6286,7814,8574,8634,9722,10254,10610,10614, 11522,11702,11826,12363,12543,13490,14246,14502, 14538,14676,14818,14902,15186,15434,15681,15874, 15963] |