1541641771

Appears in sequences

• Expansion of e.g.f.: (1/2) - (1/2)*(5 - 4*exp(x))^(1/2).at n=9A052886
• Triangle T, read by rows, that satisfies matrix equation: T - (T-I)^2 = C, where C is Pascal's triangle.at n=45A117269
• Triangle where T(n,k) = -n!/(n-k)!*[x^k] ( x/log(1-x-x^2) )^(n+1), for n>=k>=0, read by rows.at n=44A118793
• Number of branching factorizations of the primorial inflation of n.at n=22A366377