102970

Appears in sequences

• Number of 5-tuples of different integers from [ 2,n ] with no common factors among triples.at n=33A015649
• Denominators of continued fraction convergents to sqrt(760).at n=10A042465
• 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, -1), (-1, 1, 1), (1, 0, 0), (1, 0, 1), (1, 1, 0)}.at n=8A151167
• Irregular triangle read by rows where T(n,k) is the number of labeled simple graphs with n vertices and exactly k triangles, 0 <= k <= binomial(n,3).at n=50A372170