260641817domain: NPropertiesPrimalityPrimeyesAppears in sequencesE.g.f. A(x) satisfies A(x) = exp( x/A(-x*A(x)^4) ).at n=8A384803Square array A(n,k), n >= 0, k >= 0, read by antidiagonals downwards, where column k is the expansion of e.g.f. B(x)^k, where B(x) is the e.g.f. of A384803.at n=53A384804Prime numbersat n=14229008