27621

Appears in sequences

• Expansion of 1/((1-3*x)*(1-12*x)).at n=4A016147
• Number of partitions of n into parts but with two kinds of parts of sizes 1,2,3,4,5 and 6.at n=21A103925
• In decimal expansion of exp(Pi), positions of 10-digit partitions containing exactly 10 distinct digits.at n=3A104791
• a(n) = floor(sqrt(pi(2^n))).at n=34A133498
• a(n+1)-+a(n)=prime, a(n+1)*a(n)=Average of twin prime pairs, a(1)=1,a(2)=4.at n=34A154493
• Decimal representation of the x-axis, from the left edge to the origin, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 353", based on the 5-celled von Neumann neighborhood.at n=30A281287
• Number of noncrossing path sets on n nodes with each path having a prime number of nodes.at n=11A303729