177344

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, 0, 1), (1, 0, 0), (1, 1, -1), (1, 1, 0)}.at n=9A150448
• Half-convolution of sequence A000032 (Lucas) with itself.at n=20A201207
• Bisection of A201207 (half-convolution of the Lucas sequence A000032 with itself); even part.at n=10A203570