A345216 Number of simple graphs on n nodes with no cycle of length 5.
1, 2, 4, 11, 26, 80, 251, 929, 3727, 17565, 95428, 629795, 5171063, 55857762, 831428458, 17625946914
Offset: 1
Crossrefs
Cf. A241784.
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.
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