This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
| n | a(n) |
|---|---|
| 1 | 11 |
| 2 | 101 |
| 3 | 211 |
| 4 | 431 |
| 5 | 523 |
| 6 | 541 |
| 7 | 743 |
| 8 | 761 |
| 9 | 853 |
| 10 | 2011 |
| 11 | 4013 |
| 12 | 4211 |
| 13 | 5023 |
| 14 | 5113 |
| 15 | 7043 |
| 16 | 7151 |
| 17 | 7331 |
| 18 | 8017 |
| 19 | 8053 |
| 20 | 8161 |
| 21 | 8233 |
| 22 | 8431 |
| 23 | 8521 |
| 24 | 20011 |
| 25 | 20101 |
| 26 | 21001 |
| 27 | 40013 |
| 28 | 40031 |
| 29 | 41201 |
| 30 | 42101 |
| 31 | 50023 |
| 32 | 50131 |
| 33 | 50221 |
| 34 | 50311 |
| 35 | 51031 |
| 36 | 52021 |
| 37 | 52201 |
| 38 | 53101 |
| 39 | 54001 |
| 40 | 70061 |
| 41 | 70223 |
| 42 | 70241 |
| 43 | 70313 |
| 44 | 71411 |
| 45 | 72221 |
| 46 | 73013 |
| 47 | 73121 |
| 48 | 74021 |
| 49 | 74201 |
| 50 | 75011 |
| 51 | 76001 |
| 52 | 80071 |
| 53 | 80107 |
| 54 | 80233 |
| 55 | 80251 |
| 56 | 80341 |
| 57 | 80611 |
| 58 | 80701 |