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 | 3 |
| 2 | 97 |
| 3 | 303 |
| 4 | 307 |
| 5 | 313 |
| 6 | 953 |
| 7 | 957 |
| 8 | 963 |
| 9 | 967 |
| 10 | 973 |
| 11 | 977 |
| 12 | 983 |
| 13 | 987 |
| 14 | 993 |
| 15 | 3003 |
| 16 | 3007 |
| 17 | 3013 |
| 18 | 3017 |
| 19 | 3023 |
| 20 | 3027 |
| 21 | 3033 |
| 22 | 3037 |
| 23 | 3043 |
| 24 | 3047 |
| 25 | 3053 |
| 26 | 3057 |
| 27 | 3063 |
| 28 | 3067 |
| 29 | 3073 |
| 30 | 3077 |
| 31 | 3083 |
| 32 | 3087 |
| 33 | 3093 |
| 34 | 3097 |
| 35 | 3103 |
| 36 | 3107 |
| 37 | 3113 |
| 38 | 3117 |
| 39 | 3123 |
| 40 | 3127 |
| 41 | 3133 |
| 42 | 3137 |
| 43 | 3143 |
| 44 | 9487 |
| 45 | 9493 |
| 46 | 9497 |
| 47 | 9503 |
| 48 | 9507 |
| 49 | 9513 |
| 50 | 9517 |