References to A060594

Number of solutions to x^2 == 1 mod n (square roots of unity mod n).
1, 1, 2, 2, 2, 2, 2, 4, 2, 2, 2, 4, 2, 2, 4, 4, 2, 2, 2, 4, 4, 2, 2, 8, 2, 2, 2, 4, 2, 4, 2, 4, 4, 2


1 seqfan posts

Tue Sep 7 11:00:42 CEST 2010    [seqfan] Re: A007987 ? was Re: Re: Number of solutions of a*b + c*d + ... + y*z = 0 (mod n)

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