47617

Appears in sequences

• Strong pseudoprimes to base 24.at n=18A020250
• Convolution of A052701 (Catalan numbers multiplied by powers of 2) with powers of -1.at n=7A064306
• G.f. satisfies: A(x) = (1 + x + x^2) * A(x^2)^4.at n=16A237648
• Number of cubic graphs on 2n unlabeled nodes whose connected components are vertex-transitive.at n=27A241167
• Number of active (ON, black) cells at stage 2^n-1 of the two-dimensional cellular automaton defined by "Rule 145", based on the 5-celled von Neumann neighborhood.at n=7A270287
• Number of nonnegative integer matrices with total sum n, nonzero rows and distinct columns each with the same sum with columns in decreasing lexicographic order.at n=9A331395