329329

Appears in sequences

• Expansion of 1/((1+x)*(1-x)^7).at n=24A001769
• Number of n X 6 0..1 arrays with rows unimodal and columns nondecreasing.at n=11A225008
• Number of active (ON, black) cells at stage 2^n-1 of the two-dimensional cellular automaton defined by "Rule 878", based on the 5-celled von Neumann neighborhood.at n=9A273740
• a(n) = 2*n^4/3 - 4*n^3/3 + 11*n^2/6 - 13*n/6 + 1.at n=27A345897