178102

Appears in sequences

• Expansion of exp(x)*(1+x)/(1-x)^2.at n=7A082028
• 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, -1, 1), (1, 1, -1), (1, 1, 0)}.at n=10A149019
• Expansion of (1/x) * Series_Reversion( x/(x+1/(1-x+x^2)) ).at n=12A370799