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| n | a(n) |
|---|---|
| 1 | 676 |
| 2 | 777 |
| 3 | 16761 |
| 4 | 17771 |
| 5 | 23732 |
| 6 | 32723 |
| 7 | 61716 |
| 8 | 71717 |
| 9 | 1167611 |
| 10 | 1177711 |
| 11 | 1237321 |
| 12 | 1327231 |
| 13 | 1617161 |
| 14 | 1717171 |
| 15 | 2137312 |
| 16 | 2317132 |
| 17 | 3127213 |
| 18 | 3217123 |
| 19 | 6117116 |
| 20 | 7117117 |
| 21 | 111676111 |
| 22 | 111777111 |
| 23 | 112373211 |
| 24 | 113272311 |
| 25 | 116171611 |
| 26 | 117171711 |
| 27 | 121373121 |
| 28 | 123171321 |
[676,777,16761,17771,23732,32723,61716,71717, 1167611,1177711,1237321,1327231,1617161,1717171, 2137312,2317132,3127213,3217123,6117116,7117117, 111676111,111777111,112373211,113272311,116171611, 117171711,121373121,123171321] |