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) |
|---|---|
| 0 | 0 |
| 1 | 8 |
| 2 | 18 |
| 3 | 30 |
| 4 | 44 |
| 5 | 60 |
| 6 | 78 |
| 7 | 98 |
| 8 | 120 |
| 9 | 144 |
| 10 | 170 |
| 11 | 198 |
| 12 | 228 |
| 13 | 260 |
| 14 | 294 |
| 15 | 330 |
| 16 | 368 |
| 17 | 408 |
| 18 | 450 |
| 19 | 494 |
| 20 | 540 |
| 21 | 588 |
| 22 | 638 |
| 23 | 690 |
| 24 | 744 |
| 25 | 800 |
| 26 | 858 |
| 27 | 918 |
| 28 | 980 |
| 29 | 1044 |
| 30 | 1110 |
| 31 | 1178 |
| 32 | 1248 |
| 33 | 1320 |
| 34 | 1394 |
| 35 | 1470 |
| 36 | 1548 |
| 37 | 1628 |
| 38 | 1710 |
| 39 | 1794 |
| 40 | 1880 |
| 41 | 1968 |
| 42 | 2058 |
| 43 | 2150 |
| 44 | 2244 |
| 45 | 2340 |
| 46 | 2438 |
| 47 | 2538 |
| 48 | 2640 |
| 49 | 2744 |
| 50 | 2850 |
| 51 | 2958 |
| 52 | 3068 |
| 53 | 3180 |
| 54 | 3294 |