208832

Appears in sequences

• Number of walks within N^3 (the first octant of Z^3) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, 0), (-1, 0, -1), (0, -1, 0), (0, 1, 1), (1, 0, 0)}.at n=10A150004
• Number of maximum matchings in the n-polygon diagonal intersection graph.at n=4A292921
• a(n) = 8^n*sin (nB - nC)/sqrt(15), where A, B, C are, respectively, the angles opposite sides BC, CA, AB in a triangle ABC having sidelengths |BC| = 2, |CA| = 3, |AB| = 4; ABC is the smallest integer-sided scalene triangle.at n=7A375894