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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 15 |
| 2 | 59 |
| 3 | 132 |
| 4 | 234 |
| 5 | 365 |
| 6 | 525 |
| 7 | 714 |
| 8 | 932 |
| 9 | 1179 |
| 10 | 1455 |
| 11 | 1760 |
| 12 | 2094 |
| 13 | 2457 |
| 14 | 2849 |
| 15 | 3270 |
| 16 | 3720 |
| 17 | 4199 |
| 18 | 4707 |
| 19 | 5244 |
| 20 | 5810 |
| 21 | 6405 |
| 22 | 7029 |
| 23 | 7682 |
| 24 | 8364 |
| 25 | 9075 |
| 26 | 9815 |
| 27 | 10584 |
| 28 | 11382 |
| 29 | 12209 |
| 30 | 13065 |
| 31 | 13950 |
| 32 | 14864 |
| 33 | 15807 |
| 34 | 16779 |
[0,15,59,132,234,365,525,714,932,1179,1455,1760, 2094,2457,2849,3270,3720,4199,4707,5244,5810,6405, 7029,7682,8364,9075,9815,10584,11382,12209,13065, 13950,14864,15807,16779] |