Least number having n orderless representations as p^2 + q^2 + r^2 + s^2, where p, q, r, and s are primes.

A214513

Least number having n orderless representations as p^2 + q^2 + r^2 + s^2, where p, q, r, and s are primes.

Terms

    a(0) =16a(1) =148a(2) =196a(3) =436a(4) =388a(5) =628a(6) =868a(7) =988a(8) =1228a(9) =1468a(10) =1708a(11) =2212a(12) =2068a(13) =2860a(14) =2620a(15) =2380a(16) =3220a(17) =3388a(18) =3700a(19) =4108a(20) =3940a(21) =4180a(22) =5260a(23) =4228a(24) =5068a(25) =4900a(26) =5500a(27) =6220a(28) =6340a(29) =7780

External references