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| n | a(n) |
|---|---|
| 1 | 6 |
| 2 | 29 |
| 3 | 112 |
| 4 | 356 |
| 5 | 972 |
| 6 | 2359 |
| 7 | 5217 |
| 8 | 10704 |
| 9 | 20647 |
| 10 | 37818 |
| 11 | 66287 |
| 12 | 111865 |
| 13 | 182651 |
| 14 | 289698 |
| 15 | 447814 |
| 16 | 676515 |
| 17 | 1001148 |
| 18 | 1454203 |
| 19 | 2076834 |
| 20 | 2920610 |
| 21 | 4049518 |
| 22 | 5542241 |
| 23 | 7494735 |
| 24 | 10023130 |
| 25 | 13266981 |
| 26 | 17392896 |
| 27 | 22598569 |
| 28 | 29117247 |
| 29 | 37222661 |
| 30 | 47234452 |
| 31 | 59524124 |
[6,29,112,356,972,2359,5217,10704,20647,37818, 66287,111865,182651,289698,447814,676515,1001148, 1454203,2076834,2920610,4049518,5542241,7494735, 10023130,13266981,17392896,22598569,29117247, 37222661,47234452,59524124] |