A086589 Number of fixed points in range [A014137(n-1)..A014138(n-1)] of permutations A072088/A072089.
1, 1, 2, 5, 12, 27, 60, 127, 264, 541, 1104, 2229, 4492
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.