78981

Appears in sequences

• Expansion of 1/((1-3x)(1-5x)(1-7x)(1-11x)).at n=4A028062
• Number of factorizations with 3 levels of parentheses indexed by prime signatures. A050340(A025487).at n=38A050341
• a(n) = 5^n + 7^n + 9^n.at n=5A074575
• Array read by antidiagonals: T(m,n) is the number of dominating induced trees in the grid graph P_m X P_n.at n=40A360846
• Number of dominating induced trees in the n X n grid graph.at n=4A360847
• E.g.f. A(x) satisfies A(x) = exp(x) * C(x*A(x)), where C(x) = 1 + x*C(x)^2 is the g.f. of A000108.at n=5A381982
• Expansion of e.g.f. exp((g^3 - 1)/3), where g = 1+x*g^3 is the g.f. of A001764.at n=5A391557