150797

Properties

Appears in sequences

• Number of walks within N^2 (the first quadrant of Z^2) starting at (0,0), ending on the vertical axis and consisting of n steps taken from {(-1, -1), (-1, 0), (0, 1), (1, 0)}.at n=12A151386
• Number of binary strings of length n with no substrings equal to 0000 0010 or 1010.at n=18A164422
• Prime numbersat n=13915