53448

Appears in sequences

• The sequence A006863 (shifted by one) seems to be counting the periodic points for a map. If so, then this is the sequence of the numbers of orbits of length n.at n=19A060334
• Map from binary trees of size n to the set of corresponding trivalent plane trees (tpt) represented as size 2n+1 general trees.at n=25A083930
• Number of nonnegative solutions to x^2 + y^2 + z^2 < n^2.at n=46A218711