153656domain: NAppears in sequencesGeneralized Fibonacci numbers A_{n,3}.at n=40A006208Expansion of e.g.f. Product_{k>=1} 1/(1 - x^prime(k))^(1/prime(k)).at n=9A318913Expansion of e.g.f. exp(Sum_{i>=1} Sum_{j=1..i-1} x^(i*j) / (i*j)).at n=9A327940