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 | 155 |
| 2 | 805 |
| 3 | 2555 |
| 4 | 6245 |
| 5 | 12955 |
| 6 | 24005 |
| 7 | 40955 |
| 8 | 65605 |
| 9 | 99995 |
| 10 | 146405 |
| 11 | 207355 |
| 12 | 285605 |
| 13 | 384155 |
| 14 | 506245 |
| 15 | 655355 |
| 16 | 835205 |
| 17 | 1049755 |
| 18 | 1303205 |
| 19 | 1599995 |
| 20 | 1944805 |
| 21 | 2342555 |
| 22 | 2798405 |
| 23 | 3317755 |
| 24 | 3906245 |
| 25 | 4569755 |
| 26 | 5314405 |
| 27 | 6146555 |
| 28 | 7072805 |
| 29 | 8099995 |
| 30 | 9235205 |
| 31 | 10485755 |
| 32 | 11859205 |
| 33 | 13363355 |