References to A003649

Class number of real quadratic field Q(sqrt f), where f is the n-th squarefree number A005117(n).
1, 1, 1, 1, 1, 2, 1, 1, 1, 2, 1, 1, 1, 1, 1, 2, 1, 2, 1, 1, 2, 2, 1, 1, 2, 1, 2, 1, 1, 1, 2, 1, 2, 1


2 seqfan posts

Tue Mar 20 19:57:41 CET 2012    [seqfan] Re: SeqFan Digest, Vol 42, Issue 7
Tue Mar 20 19:42:50 CET 2012    [seqfan] Re: SeqFan Digest, Vol 42, Issue 7

Index of A-numbers in seqfan: by ascending order    by month    by frequency    by keyword
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