49062

Appears in sequences

• Expansion of (1+x^2*C)*C^3, where C = (1-(1-4*x)^(1/2))/(2*x) is g.f. for Catalan numbers, A000108.at n=9A071718
• Ordered product of the sides of primitive Pythagorean triangles divided by 60.at n=34A081752
• Squarefree oblong (pronic) numbers having an odd number of prime factors.at n=31A098827
• Maximum number of 6 sphinx tile shapes in a sphinx tiled hexagon of order n.at n=36A291582
• Number of linear intervals in the Tamari lattices.at n=8A344136
• Oblong numbers which are products of five distinct primes.at n=14A359304
• a(n) = sqrt((x^2 - y^2)*x*y/c) where x is A364108(n), y is A364109(n) and c is A006991(n).at n=35A364110