A218158 Fundamental discriminants of real quadratic number fields with class number 8.

904, 1596, 1705, 1768, 1785, 2584, 2605, 2705, 3081, 3196, 3201, 3480, 3640, 3976, 4092, 4161, 4305, 4488, 4620, 4669, 4956, 5160, 5196, 5249, 5305, 5404, 5513, 5713, 5772, 5784, 5865, 6360, 6409, 6565, 6757, 6953, 6972, 7449, 7585, 7656, 7788, 7833, 7980, 8005

Offset

1,1

Links

Table of n, a(n) for n=1..44.

Victor Y. Wang, On Hilbert 2-class fields and 2-towers of imaginary quadratic number fields, arXiv preprint arXiv:1508.06552, 2015

Eric Weisstein's World of Mathematics, Class Number

Index entries for sequences related to quadratic fields

Mathematica

Select[Range[8005], NumberFieldDiscriminant@Sqrt[#] == # && NumberFieldClassNumber@Sqrt[#] == 8 &]

Crossrefs

Cf. A003656, A094619, A094612-A094614, A218156-A218157, A218159-A218160.

Sequence in context: A111042 A115496 A252390 * A249706 A098237 A068856

Adjacent sequences: A218155 A218156 A218157 * A218159 A218160 A218161

Keyword

nonn

Author

Arkadiusz Wesolowski, Oct 22 2012

Status

approved