47912domain: NAppears in sequencesNumber of rooted bridgeless graphs with n nodes.at n=7A007145Coefficients of the C-Dyson Mod 27 identity.at n=44A104503Number of strings of numbers x(i=1..n) in 0..2 with sum i^2*x(i)^3 equal to n^2*8.at n=18A184311