36866

Appears in sequences

• Number of steps to compute n-th prime in PRIMEGAME (fast version).at n=9A007546
• a(n) = floor(4th elementary symmetric function of Sum_{j=1..k} 1/j, k = 1,2,...,n).at n=10A025214
• a(n) = 9*4^n + 2.at n=5A164093
• Number of distinct solutions of sum{i=1..8}(x(2i-1)*x(2i)) = 1 (mod n), with x() only in 2..n-2.at n=7A180831
• Number of symmetric and correlation-immune Boolean functions of n variables.at n=26A210571
• A boustrophedon triangle.at n=52A227862
• Number of (n+2)X(4+2) 0..1 arrays with every 3X3 subblock sum of the two medians of the central row and column plus the two sums of the diagonal and antidiagonal nondecreasing horizontally, vertically and ne-to-sw antidiagonally.at n=28A259002
• Numbers of the form k^2 + 2 that are the sums of two squares.at n=18A329170
• Consider all the Pythagorean triangles with perimeter A010814(n). Then a(n) is the sum of the areas of the squares on all of their sides.at n=27A334808
• Numbers that are the sum of seven fifth powers in two or more ways.at n=27A345605
• Numbers that are the sum of seven fifth powers in exactly two ways.at n=27A346279