Number of positive definite reduced binary quadratic forms of discriminant -A014601(n).

Terms

a(0) =1a(1) =1a(2) =1a(3) =1a(4) =1a(5) =2a(6) =2a(7) =2a(8) =1a(9) =2a(10) =3a(11) =2a(12) =2a(13) =2a(14) =3a(15) =3a(16) =2a(17) =3a(18) =4a(19) =2a(20) =1a(21) =4a(22) =5a(23) =4a(24) =2a(25) =2a(26) =4a(27) =4a(28) =3a(29) =4