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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 0 |
| 2 | 0 |
| 3 | 0 |
| 4 | 1 |
| 5 | 0 |
| 6 | 0 |
| 7 | 11 |
| 8 | 2 |
| 9 | 0 |
| 10 | 0 |
| 11 | 111 |
| 12 | 22 |
| 13 | 3 |
| 14 | 0 |
| 15 | 0 |
| 16 | 1111 |
| 17 | 222 |
| 18 | 33 |
| 19 | 4 |
| 20 | 0 |
| 21 | 0 |
| 22 | 11111 |
| 23 | 2222 |
| 24 | 333 |
| 25 | 44 |
| 26 | 5 |
| 27 | 0 |
| 28 | 0 |
| 29 | 111111 |
| 30 | 22222 |
| 31 | 3333 |
| 32 | 444 |
| 33 | 55 |
| 34 | 6 |
| 35 | 0 |
| 36 | 0 |
| 37 | 1111111 |
| 38 | 222222 |
| 39 | 33333 |
| 40 | 4444 |
| 41 | 555 |
| 42 | 66 |
| 43 | 7 |
| 44 | 0 |
| 45 | 0 |
| 46 | 11111111 |
| 47 | 2222222 |
| 48 | 333333 |
| 49 | 44444 |
| 50 | 5555 |
| 51 | 666 |
| 52 | 77 |
| 53 | 8 |
| 54 | 0 |
[0,0,0,0,1,0,0,11,2,0,0,111,22,3,0,0,1111,222,33, 4,0,0,11111,2222,333,44,5,0,0,111111,22222,3333, 444,55,6,0,0,1111111,222222,33333,4444,555,66,7,0, 0,11111111,2222222,333333,44444,5555,666,77,8,0] |