A049607 Duplicate of A035029.
0, 1, 5, 26, 138, 743, 4043, 22180, 122468, 679757, 3789297, 21199998, 118973550
Offset: 0
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.