Calculating the class number h(-d) for positive definite binary forms of negative discriminant -d

h(-d) is listed for all discriminants -d in the range m ≤ d ≤ n, where n < 106.

(See Henri Cohen's Algorithm 5.3.5, p. 228, A course in computational number theory, First Edition.)

Also see tables generated via this page.

Enter m (1 ≤ m < 106 ):
Enter n (1 ≤ m ≤ n < 106 ):

All discriminants
All fundamental discriminants
All odd fundamental discriminants
All even fundamental discriminants

Last modified 22nd July 2011
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