102070

Appears in sequences

• Expansion of (2-4*x+x^3)/((1-x)*(1-2*x-x^2+x^3)).at n=15A052949
• Number of compositions of n such that each part is adjacent to an equal part.at n=31A114901
• 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, 0, 1), (0, 0, -1), (0, 1, 0), (1, -1, 1)}.at n=11A148390
• T(n,k)=Number of nXk binary arrays with some element plus some horizontally, diagonally or antidiagonally adjacent neighbor totalling two not more than once.at n=47A269075
• Number of 3 X n binary arrays with some element plus some horizontally, diagonally or antidiagonally adjacent neighbor totalling two not more than once.at n=7A269077
• Number of integer partitions of n whose product is a proper multiple of n.at n=47A380219