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Search: id:A046016
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| A046016 |
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Discriminants of imaginary quadratic fields with class number 19 (negated). |
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+0
4
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| 311, 359, 919, 1063, 1543, 1831, 2099, 2339, 2459, 3343, 3463, 3467, 3607, 4019, 4139, 4327, 5059, 5147, 5527, 5659, 6803, 8419, 8923, 8971, 9619, 10891, 11299, 15091, 15331, 16363, 16747, 17011, 17299, 17539, 17683, 19507, 21187, 21211
(list; graph; listen)
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OFFSET
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1,1
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REFERENCES
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Buell, D. A. ``Small Class Numbers and Extreme Values of L-Functions of Quadratic Fields.'' Math. Comput. 139, 786-796, 1977.
Wagner, C. ``Class Number 5, 6 and 7.'' Math. Comput. 65, 785-800, 1996.
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LINKS
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S. Arno, M. L. Robinson and F. S. Wheller, Imaginary Quadratic Fields with Small Odd Class Number
Eric Weisstein's World of Mathematics, Link to a section of The World of Mathematics.
Index entries for sequences related to quadratic fields
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CROSSREFS
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Cf. A006203, A013658, A014602, A014603, A046002-A046020.
Sequence in context: A134549 A084876 A060339 this_sequence A142005 A059225 A113155
Adjacent sequences: A046013 A046014 A046015 this_sequence A046017 A046018 A046019
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KEYWORD
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nonn,fini
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AUTHOR
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Eric Weisstein (eric(AT)weisstein.com)
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EXTENSIONS
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47 discriminants in this sequence (proved).
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