Discriminants of imaginary quadratic fields with class number 7 (negated).

Terms

a(0) =71a(1) =151a(2) =223a(3) =251a(4) =463a(5) =467a(6) =487a(7) =587a(8) =811a(9) =827a(10) =859a(11) =1163a(12) =1171a(13) =1483a(14) =1523a(15) =1627a(16) =1787a(17) =1987a(18) =2011a(19) =2083a(20) =2179a(21) =2251a(22) =2467a(23) =2707a(24) =3019a(25) =3067a(26) =3187a(27) =3907a(28) =4603a(29) =5107