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| n | a(n) |
|---|---|
| 1 | 0 |
| 2 | 6 |
| 3 | 60 |
| 4 | 600 |
| 5 | 6000 |
| 6 | 60000 |
| 7 | 66076 |
| 8 | 600000 |
| 9 | 660760 |
| 10 | 6000000 |
| 11 | 6607600 |
| 12 | 60000000 |
| 13 | 60003706 |
| 14 | 60036706 |
| 15 | 66036076 |
| 16 | 66066376 |
| 17 | 66076000 |
| 18 | 600000000 |
| 19 | 600037060 |
| 20 | 600306344 |
| 21 | 600367060 |
| 22 | 600373006 |
| 23 | 606336074 |
| 24 | 660360760 |
| 25 | 660663760 |
| 26 | 660760000 |
| 27 | 660760474 |
| 28 | 6000000000 |
| 29 | 6000036706 |
| 30 | 6000370600 |
| 31 | 6000637006 |
| 32 | 6003063440 |
| 33 | 6003670600 |
| 34 | 6003730060 |
[0,6,60,600,6000,60000,66076,600000,660760, 6000000,6607600,60000000,60003706,60036706, 66036076,66066376,66076000,600000000,600037060, 600306344,600367060,600373006,606336074,660360760, 660663760,660760000,660760474,6000000000, 6000036706,6000370600,6000637006,6003063440, 6003670600,6003730060] |