152453

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, -1), (-1, -1, 0), (0, 1, -1), (1, 0, -1), (1, 1, 1)}.at n=10A149533
• T(n,k)=number of nXk binary matrices with floor((n*k)/2) 1's and rows and columns in lexicographically nondecreasing order.at n=59A180979
• T(n,k)=number of nXk binary matrices with floor((n*k)/2) 1's and rows and columns in lexicographically nondecreasing order.at n=61A180979
• Expansion of 1 / Sum_{k>=0} (-x)^(k*(3*k - 1)/2).at n=48A308806