22858

Appears in sequences

• Numbers k such that 11*7^k + 2 is prime.at n=22A083724
• Generating function = sum over all subsets S of the integers {0,1,2...} of 1/sum(1/x^n for n in S).at n=15A121268
• Expansion of ((1-sqrt(1-4*x))/2-sqrt(((-sqrt(1-4*x)-11)*(1-sqrt(1-4*x)))/4+1)+1)/4.at n=8A243632
• Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 30", based on the 5-celled von Neumann neighborhood.at n=41A269755