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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 6 |
| 3 | 34 |
| 4 | 114 |
| 5 | 285 |
| 6 | 602 |
| 7 | 1127 |
| 8 | 1940 |
| 9 | 3126 |
| 10 | 4790 |
| 11 | 7040 |
| 12 | 10006 |
| 13 | 13819 |
| 14 | 18634 |
| 15 | 24605 |
| 16 | 31912 |
| 17 | 40732 |
| 18 | 51270 |
| 19 | 63726 |
| 20 | 78330 |
| 21 | 95305 |
| 22 | 114906 |
| 23 | 137379 |
| 24 | 163004 |
| 25 | 192050 |
| 26 | 224822 |
| 27 | 261612 |
| 28 | 302750 |
| 29 | 348551 |
| 30 | 399370 |
| 31 | 455545 |
| 32 | 517456 |
| 33 | 585464 |
| 34 | 659974 |
| 35 | 741370 |
| 36 | 830082 |
| 37 | 926517 |
| 38 | 1031130 |
| 39 | 1144351 |
| 40 | 1266660 |
| 41 | 1398510 |
| 42 | 1540406 |
| 43 | 1692824 |
[0,6,34,114,285,602,1127,1940,3126,4790,7040, 10006,13819,18634,24605,31912,40732,51270,63726, 78330,95305,114906,137379,163004,192050,224822, 261612,302750,348551,399370,455545,517456,585464, 659974,741370,830082,926517,1031130,1144351, 1266660,1398510,1540406,1692824] |