Fourth term of balanced prime quartets: p(m-2)-p(m-3) = p(m-1)-p(m-2) = p(m)-p(m-1).

Terms

a(0) =269a(1) =1759a(2) =3319a(3) =5119a(4) =5399a(5) =6329a(6) =6379a(7) =12659a(8) =13469a(9) =14759a(10) =15809a(11) =15919a(12) =17489a(13) =18229a(14) =19489a(15) =23339a(16) =26189a(17) =30109a(18) =30649a(19) =53629a(20) =56099a(21) =62219a(22) =63709a(23) =71359a(24) =74507a(25) =75539a(26) =76597a(27) =77569a(28) =78809a(29) =80929