49410

Appears in sequences

• Generalized class numbers c_(n,2).at n=8A000362
• Generalized Euler number c(9,n).at n=2A064070
• Averages of twin prime pairs that are sums of 4 consecutive averages of twin prime pairs.at n=28A160918
• a(n) = floor(sqrt(2*5^n)).at n=13A221945
• Decimal representation of the diagonal from the corner to the origin of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 262", based on the 5-celled von Neumann neighborhood.at n=32A287290
• Decimal representation of the diagonal from the corner to the origin of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 262", based on the 5-celled von Neumann neighborhood.at n=33A287290
• Number of maximal irredundant sets in the n-Andrásfai graph.at n=16A291053
• Primitive terms of A108569.at n=29A346277
• Generalized Euler numbers, a(n) = n!*[x^n](sec(9*x)*(4*sin(3*x) + 2)*cos(3*x)^2).at n=4A349268