7874749domain: NPropertiesPrimalityPrimeyesAppears in sequencesNumber of strings of numbers x(i=1..n) in 0..4 with sum i*x(i)^2 equal to n*16.at n=15A184436Primes abs(A335592(k))/2 for k in A335593.at n=28A336738Prime numbersat n=531906