93688

Appears in sequences

• Number of ordered 5-tuples of integers from [ 1,n ] with no common factors among triples.at n=29A015656
• a(n) = Sum_{k=0..n-1} T(n,k) * T(n,k+2), with T given by A026120.at n=5A027324
• Number of length n+5 0..2 arrays with no six consecutive terms having the maximum of any three terms equal to the minimum of the remaining three terms.at n=10A250008