375745

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, 1, -1), (0, 0, 1), (1, 0, -1), (1, 0, 1)}.at n=10A150304
• Number of arrays of n integers in -2..2 with sum zero and equal numbers of elements greater than zero and less than zero.at n=10A201805