43749

Appears in sequences

• Expansion of (1-x^9 ) / (1-x)^9.at n=10A008491
• a(n) = 70*n^2 - 1.at n=24A158736
• Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 283", based on the 5-celled von Neumann neighborhood.at n=40A271119
• a(n) is the number of weak compositions of n into n-1 parts in which at least one part is zero.at n=8A350653