A097160

[Don Reble]

Seqfans:

> %S A097160 5,17,53,193,457,2153,4481,9857,17041,23473
> %N A097160 Greatest prime p such that there are n consecutive
>       quadratic residues mod p.
> %e A097160 Only the first three primes have no consecutive quadratic
>       residues, etc.

    I think this means that 53 has three consecutive quadratic resides,
    but not four; and that each larger prime has four consecutives.

    How might one prove that each larger prime has four consecutives?

-- 
Don Reble  djr at nk.ca


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