102341domain: NAppears in sequencesStrong pseudoprimes to base 61.at n=23A0202875th diagonal of triangle in A059317.at n=37A106113a(n) = (3 + 2*n + 6*n^2 + 4*n^3)/3.at n=42A166464Number of weighted lattice paths in L_n having no (1,0)-steps of weight 2 at level 0.at n=15A182892