A006971: Missing Euler-Jacobi Pseudoprimes?

Eric W. Weisstein eww6n at carina.astro.virginia.edu
Tue Apr 27 03:48:02 CEST 1999


All,

Am I out to lunch, or is A006971 missing 3277, 29341, and 49141?
According to Mathematica, each of these satisfies

Mod[2^((n-1)/2)-JacobiSymbol[2,n],n] == 0

(as well as !PrimeQ[n]).

Cheers,
-Eric

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