2727793domain: NPropertiesPrimalityPrimeyesAppears in sequencesTriangle T, read by rows, equal to the matrix square of triangle A113350, where T transforms column k of T into column k+1 of T.at n=28A113355Column 0 of triangle A113355, which is the matrix square of A113350.at n=7A113356Prime numbersat n=198512