188180

Appears in sequences

• Number of -3..3 arrays x(i) of n+1 elements i=1..n+1 with set{t,u,v in 0,1}((x[i+t]+x[j+u]+x[k+v])*(-1)^(t+u+v)) having four, five or six distinct values for every i,j,k<=n.at n=8A211731
• Non-Niven (or non-Harshad) numbers that are divisible by the square of the sum of the squares of their digits.at n=5A379981