A014559 Erroneous version of A001168.
1, 2, 6, 19, 53, 216, 760, 2725, 9910, 39446, 125268
Offset: 0
Keywords
References
- D. H. Riedelmeier, Counting polyominoes: yet another attack, Discrete Math., 36, 191-203, 1981.
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.