906557domain: NPropertiesPrimalityPrimeyesAppears in sequencesTriangle, read by rows, that transforms diagonals in the array A158825 of coefficients of successive iterations of x*C(x) where C(x) is the Catalan function (A000108).at n=38A158835Column 2 of triangle A158835.at n=6A158838Prime numbersat n=71751