41195

Appears in sequences

• a(n) = 841*n^2 - 2*n.at n=6A158401
• a(0)=1, a(1)=7, a(n) = 42*a(n-2) - a(n-1).at n=6A165505
• Numbers n such that n!10 + 2 is prime.at n=56A204657
• Number of (w,x,y,z) with all terms in {1,...,n} and w<x>=y<=z.at n=21A212415
• Array a(m,n) (m>0, n>=0) of quotient of de Bruijn alternating sums of m-th powers of binomial coefficients, listed by ascending antidiagonals.at n=38A257050
• Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 805", based on the 5-celled von Neumann neighborhood.at n=32A273604