49744

Appears in sequences

• a(n) = Sum_{j=0..n} T(n,j), T given by A026736.at n=15A026743
• Convolution of A000295(n+2) (n>=0) with itself.at n=9A034009
• Interprimes which are of the form s*prime, s=16.at n=34A075291
• Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 427", based on the 5-celled von Neumann neighborhood.at n=40A271904
• Expansion of 1/(g * (2-g))^3, where g = 1+x*g^2 is the g.f. of A000108.at n=9A391223