-9702domain: ZAppears in sequencesTriangle of Lehmer-Comtet numbers of 2nd kind.at n=41A039621Expansion of 1/(1+7*x*c(x)), c(x) the g.f. of Catalan numbers A000108.at n=5A127016Coefficient array for the monic X_1-Laguerre polynomials with parameter k=1.at n=41A199580Expansion of (1-504*x)^(1/12).at n=2A303055