4999879domain: NPropertiesPrimalityPrimeyesAppears in sequencesPrimes with digit sum = 55.at n=16A106783Expansion of -x*(3*x^4+9*x^3-29*x^2+12*x-1)/((x-1)*(x^4-3*x^3-27*x^2+12*x-1)).at n=9A123184Prime numbersat n=348505