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 | 1 |
| 2 | 3 |
| 3 | 6 |
| 4 | 12 |
| 5 | 19 |
| 6 | 27 |
| 7 | 36 |
| 8 | 49 |
| 9 | 64 |
| 10 | 81 |
| 11 | 99 |
| 12 | 118 |
| 13 | 138 |
| 14 | 169 |
| 15 | 201 |
| 16 | 240 |
| 17 | 280 |
| 18 | 323 |
| 19 | 378 |
| 20 | 437 |
| 21 | 500 |
| 22 | 564 |
| 23 | 629 |
| 24 | 695 |
| 25 | 762 |
| 26 | 830 |
| 27 | 899 |
| 28 | 969 |
| 29 | 1040 |
| 30 | 1112 |
| 31 | 1185 |
| 32 | 1271 |
| 33 | 1376 |
| 34 | 1482 |
| 35 | 1589 |
| 36 | 1697 |
| 37 | 1806 |
| 38 | 1916 |
| 39 | 2027 |
| 40 | 2145 |
| 41 | 2280 |
| 42 | 2416 |
| 43 | 2553 |
| 44 | 2709 |
| 45 | 2866 |
| 46 | 3024 |
| 47 | 3183 |
| 48 | 3343 |
| 49 | 3504 |
| 50 | 3666 |
| 51 | 3829 |
| 52 | 3993 |
| 53 | 4158 |
| 54 | 4324 |
| 55 | 4491 |
| 56 | 4675 |
| 57 | 4860 |
| 58 | 5046 |
| 59 | 5233 |
| 60 | 5428 |