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| n | a(n) |
|---|---|
| 1 | 9 |
| 2 | 21 |
| 3 | 21 |
| 4 | 49 |
| 5 | 63 |
| 6 | 49 |
| 7 | 115 |
| 8 | 191 |
| 9 | 191 |
| 10 | 115 |
| 11 | 269 |
| 12 | 589 |
| 13 | 758 |
| 14 | 589 |
| 15 | 269 |
| 16 | 631 |
| 17 | 1807 |
| 18 | 3089 |
| 19 | 3089 |
| 20 | 1807 |
| 21 | 631 |
| 22 | 1477 |
| 23 | 5569 |
| 24 | 12503 |
| 25 | 16911 |
| 26 | 12503 |
| 27 | 5569 |
| 28 | 1477 |
| 29 | 3463 |
| 30 | 17119 |
| 31 | 50912 |
| 32 | 91777 |
| 33 | 91777 |
| 34 | 50912 |
| 35 | 17119 |
| 36 | 3463 |
| 37 | 8109 |
| 38 | 52713 |
| 39 | 206715 |
| 40 | 502971 |
| 41 | 666522 |
| 42 | 502971 |
| 43 | 206715 |
[9,21,21,49,63,49,115,191,191,115,269,589,758,589, 269,631,1807,3089,3089,1807,631,1477,5569,12503, 16911,12503,5569,1477,3463,17119,50912,91777, 91777,50912,17119,3463,8109,52713,206715,502971, 666522,502971,206715] |