70890

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), (0, 0, -1), (0, 0, 1), (0, 1, 0), (1, 0, 1)}.at n=8A151098
• a(n) = (1/4)*(n^2 - 2*n)^2 + (9/4)*(n^2 - 2*n) + 6.at n=23A294070
• Expansion of 1/(1 - x/(1 - 49*x^7)^(1/7)).at n=26A373511