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| n | a(n) |
|---|---|
| 1 | 3 |
| 2 | 11 |
| 3 | 27 |
| 4 | 56 |
| 5 | 105 |
| 6 | 183 |
| 7 | 301 |
| 8 | 472 |
| 9 | 711 |
| 10 | 1035 |
| 11 | 1463 |
| 12 | 2016 |
| 13 | 2717 |
| 14 | 3591 |
| 15 | 4665 |
| 16 | 5968 |
| 17 | 7531 |
| 18 | 9387 |
| 19 | 11571 |
| 20 | 14120 |
| 21 | 17073 |
| 22 | 20471 |
| 23 | 24357 |
| 24 | 28776 |
| 25 | 33775 |
| 26 | 39403 |
| 27 | 45711 |
| 28 | 52752 |
| 29 | 60581 |
| 30 | 69255 |
| 31 | 78833 |
| 32 | 89376 |
| 33 | 100947 |
| 34 | 113611 |
| 35 | 127435 |
| 36 | 142488 |
| 37 | 158841 |
| 38 | 176567 |
| 39 | 195741 |
[3,11,27,56,105,183,301,472,711,1035,1463,2016, 2717,3591,4665,5968,7531,9387,11571,14120,17073, 20471,24357,28776,33775,39403,45711,52752,60581, 69255,78833,89376,100947,113611,127435,142488, 158841,176567,195741] |