90684

Appears in sequences

• Number of connected regular simple graphs on n vertices with girth exactly 5.at n=22A186745
• Number of 0..7 arrays of length n with each element differing from at least one neighbor by 2 or more.at n=5A221523
• Number of 0..n arrays of length 6 with each element differing from at least one neighbor by 2 or more.at n=6A221526