81965

Appears in sequences

• Number of base 15 circular n-digit numbers with adjacent digits differing by 5 or less.at n=5A125378
• Number of nonempty subsets of {1, 2, ..., n} with <=8 pairwise coprime elements.at n=35A187269
• a(n) = A337339(n) - n.at n=47A337341