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Class numbers associated with entries in A094847.
4

%I #6 Feb 19 2019 03:57:37

%S 1,1,1,1,1,1,1,1,4,5,5,5,3,2,2,2,3,2,6,2,2,9,9,9,3,3,1,1,1,7,2,1,1,2,

%T 2,2,2,1,1,4,4,4,4,2,1,1,4,4,4,4,4,3,3,3,12,12,12,12,12

%N Class numbers associated with entries in A094847.

%H Michael John Jacobson, <a href="http://hdl.handle.net/1993/18862">Computational techniques in quadratic fields</a>, Doctor of Science in Computer Science Thesis, University of Manitoba, 1995, 147 pages.

%H Michael John Jacobson Jr. and Hugh C. Williams, <a href="https://doi.org/10.1090/S0025-5718-02-01418-7">New quadratic polynomials with high densities of prime values</a>, Math. Comp. 72 (2003), 499-519

%H D. H. Lehmer, E. Lehmer and D. Shanks, <a href="https://doi.org/10.1090/S0025-5718-1970-0271006-X">Integer sequences having prescribed quadratic character</a>, Math. Comp., 24 (1970), 433-451.

%Y Cf. A094847.

%K nonn,more

%O 1,9

%A _N. J. A. Sloane_, Jun 14 2004