607573201domain: NAppears in sequencesa(n) = (6*n + 1)^4.at n=26A016924a(n) = (8*n + 5)^4.at n=19A017128a(n) = (9*n + 4)^4.at n=17A017212a(n) = (10*n+7)^4.at n=15A017356a(n) = (11*n + 3)^4.at n=14A017428a(n) = (12*n + 1)^4.at n=13A017536Fourth power of primes of the form 4k+1 (A002144).at n=16A080175