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| n | a(n) |
|---|---|
| 1 | 1 |
| 2 | 8 |
| 3 | 31 |
| 4 | 80 |
| 5 | 159 |
| 6 | 282 |
| 7 | 459 |
| 8 | 690 |
| 9 | 993 |
| 10 | 1378 |
| 11 | 1841 |
| 12 | 2404 |
| 13 | 3077 |
| 14 | 3852 |
| 15 | 4755 |
| 16 | 5796 |
| 17 | 6963 |
| 18 | 8286 |
| 19 | 9775 |
| 20 | 11414 |
| 21 | 13237 |
| 22 | 15254 |
| 23 | 17445 |
| 24 | 19848 |
| 25 | 22473 |
| 26 | 25296 |
| 27 | 28359 |
| 28 | 31672 |
| 29 | 35207 |
| 30 | 39010 |
| 31 | 43091 |
| 32 | 47418 |
| 33 | 52041 |
| 34 | 56970 |
| 35 | 62169 |
| 36 | 67692 |
| 37 | 73549 |
| 38 | 79700 |
| 39 | 86203 |
| 40 | 93068 |
| 41 | 100251 |
[1,8,31,80,159,282,459,690,993,1378,1841,2404, 3077,3852,4755,5796,6963,8286,9775,11414,13237, 15254,17445,19848,22473,25296,28359,31672,35207, 39010,43091,47418,52041,56970,62169,67692,73549, 79700,86203,93068,100251] |