2088146

Appears in sequences

• a(n) = T(2n-1,n-1), T given by A026758. Also T(2n+1,n+1), T given by A026747.at n=10A026762
• a(n) = T(n, floor(n/2)), T given by A026758.at n=21A026764
• 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, 1, -1), (-1, 1, 0), (1, 0, -1), (1, 0, 1)}.at n=12A149152