A268394 Record values in permutation A267107.
1, 3, 7, 16, 35, 74, 152, 313, 638, 1287, 2597, 5233, 10512, 21077, 42237, 84565, 169285, 338636, 677457
Offset: 1
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.