39160

Appears in sequences

• Square root of n has the same nonzero digit in each of the first 4 places to the right of the decimal point.at n=14A073585
• a(n) = 81*n^2 - 2*n.at n=21A157507
• Number of (w,x,y,z) with all terms in {1,...,n} and 2|w-x|>n+|y-z|.at n=24A212689
• Number of length 2+2 0..n arrays with the sum of the maximum minus the median of adjacent triples multiplied by some arrangement of +-1 equal to zero.at n=18A251936
• a(n) = 2*((-1)^n - 1)*(F(n) - 1) - (3*(-1)^n + 7)/2 * F(n+1) + 5*F(n+1)^2.at n=10A330050