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| n | a(n) |
|---|---|
| 0 | 0 |
| 1 | 12 |
| 2 | 34 |
| 3 | 56 |
| 4 | 78 |
| 5 | 910 |
| 6 | 1112 |
| 7 | 1314 |
| 8 | 1516 |
| 9 | 1718 |
| 10 | 1920 |
| 11 | 2122 |
| 12 | 2324 |
| 13 | 2526 |
| 14 | 2728 |
| 15 | 2930 |
| 16 | 3132 |
| 17 | 3334 |
| 18 | 3536 |
| 19 | 3738 |
| 20 | 3940 |
| 21 | 4142 |
| 22 | 4344 |
| 23 | 4546 |
| 24 | 4748 |
| 25 | 4950 |
| 26 | 5152 |
| 27 | 5354 |
| 28 | 5556 |
| 29 | 5758 |
| 30 | 5960 |
| 31 | 6162 |
| 32 | 6364 |
| 33 | 6566 |
| 34 | 6768 |
| 35 | 6970 |
| 36 | 7172 |
| 37 | 7374 |
| 38 | 7576 |
| 39 | 7778 |
| 40 | 7980 |
| 41 | 8182 |
| 42 | 8384 |
| 43 | 8586 |
| 44 | 8788 |
| 45 | 8990 |
| 46 | 9192 |
| 47 | 9394 |
| 48 | 9596 |
| 49 | 9798 |
| 50 | 99100 |
| 51 | 101102 |
[0,12,34,56,78,910,1112,1314,1516,1718,1920,2122, 2324,2526,2728,2930,3132,3334,3536,3738,3940,4142, 4344,4546,4748,4950,5152,5354,5556,5758,5960,6162, 6364,6566,6768,6970,7172,7374,7576,7778,7980,8182, 8384,8586,8788,8990,9192,9394,9596,9798,99100, 101102] |