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| n | a(n) |
|---|---|
| 1 | 28 |
| 2 | 154 |
| 3 | 466 |
| 4 | 874 |
| 5 | 958 |
| 6 | 1054 |
| 7 | 2266 |
| 8 | 2878 |
| 9 | 11505 |
| 10 | 12754 |
| 11 | 14674 |
| 12 | 17974 |
| 13 | 21154 |
| 14 | 21778 |
| 15 | 29223 |
| 16 | 29535 |
| 17 | 31725 |
| 18 | 32714 |
| 19 | 39658 |
| 20 | 43186 |
| 21 | 48004 |
| 22 | 52018 |
| 23 | 62338 |
| 24 | 70198 |
| 25 | 126795 |
| 26 | 132783 |
| 27 | 163251 |
| 28 | 164818 |
| 29 | 207603 |
| 30 | 212938 |
| 31 | 221595 |
| 32 | 272685 |
| 33 | 274527 |
[28,154,466,874,958,1054,2266,2878,11505,12754, 14674,17974,21154,21778,29223,29535,31725,32714, 39658,43186,48004,52018,62338,70198,126795,132783, 163251,164818,207603,212938,221595,272685,274527] |