| n | a(n) |
|---|---|
| 1 | 2 |
| 2 | 4 |
| 3 | 4 |
| 4 | 9 |
| 5 | 9 |
| 6 | 24 |
| 7 | 24 |
| 8 | 30 |
| 9 | 30 |
| 10 | 30 |
| 11 | 30 |
| 12 | 30 |
| 13 | 30 |
| 14 | 99 |
| 15 | 99 |
| 16 | 99 |
| 17 | 99 |
| 18 | 154 |
| 19 | 154 |
| 20 | 189 |
| 21 | 189 |
| 22 | 217 |
| 23 | 217 |
| 24 | 217 |
| 25 | 217 |
| 26 | 217 |
| 27 | 217 |
| 28 | 217 |
| 29 | 217 |
| 30 | 217 |
| 31 | 217 |
| 32 | 217 |
| 33 | 217 |
| 34 | 1183 |
| 35 | 1183 |
| 36 | 1831 |
| 37 | 1831 |
| 38 | 1831 |
| 39 | 1831 |
| 40 | 1831 |
| 41 | 1831 |
| 42 | 1831 |
| 43 | 1831 |
| 44 | 2225 |
| 45 | 2225 |
| 46 | 2225 |
| 47 | 2225 |
| 48 | 2225 |
| 49 | 2225 |
| 50 | 2225 |
| 51 | 2225 |
| 52 | 3385 |
| 53 | 3385 |
| 54 | 3385 |
| 55 | 3385 |
[2,4,4,9,9,24,24,30,30,30,30,30,30,99,99,99,99, 154,154,189,189,217,217,217,217,217,217,217,217, 217,217,217,217,1183,1183,1831,1831,1831,1831, 1831,1831,1831,1831,2225,2225,2225,2225,2225,2225, 2225,2225,3385,3385,3385,3385] |