37661

Appears in sequences

• Numbers k such that the continued fraction for sqrt(k) has period 71.at n=35A020410
• Number of 9's in all partitions of n.at n=47A024793
• Discriminants of real quadratic fields with class number 2 and related continued fraction period length of 23.at n=26A051988
• 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, 0), (0, 1, -1), (1, 0, -1), (1, 1, 0)}.at n=10A148685
• Number of nX4 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 3,4,0,2,1 for x=0,1,2,3,4.at n=6A196649
• Number of n X 7 0..4 arrays with each element x equal to the number of its horizontal and vertical neighbors equal to 3,4,0,2,1 for x=0,1,2,3,4.at n=3A196652
• T(n,k)=Number of nXk 0..4 arrays with each element x equal to the number of its horizontal and vertical neighbors equal to 3,4,0,2,1 for x=0,1,2,3,4.at n=48A196653
• T(n,k)=Number of nXk 0..4 arrays with each element x equal to the number of its horizontal and vertical neighbors equal to 3,4,0,2,1 for x=0,1,2,3,4.at n=51A196653
• Triangle read by rows: T(n,k) is the number of length n words over an n-ary alphabet such that the maximal cardinality of C is k, where C is a subset of the alphabet such that all letters in C appear in weakly increasing order within the word.at n=32A387336