30929

Appears in sequences

• Number of irreducible representations of symmetric group S_n for which every matrix has determinant 1.at n=38A045923
• Number of irreducible representations of the symmetric group S_n that have even degree.at n=38A060368
• G.f.: A(x) = Product_{n>=1} 1/(1 - A007947(n)*x^n)^(1/n), where A007947(n) is the product of the distinct prime factors of n.at n=27A094947
• If p(x) is the x-th prime, then the n-th set of 5 consecutive sexy prime pairs starts at p(a(n)).at n=7A095964
• Number of gem-free Berge perfect graphs on n nodes.at n=8A123424