An Euler-Jacobi pseudoprime to a base is an Odd Composite numbers such that and the Jacobi
Symbol satisfies
See also Euler Pseudoprime, Pseudoprime
References
Guy, R. K. ``Pseudoprimes. Euler Pseudoprimes. Strong Pseudoprimes.'' §A12 in
Unsolved Problems in Number Theory, 2nd ed. New York: Springer-Verlag, pp. 27-30, 1994.
Sloane, N. J. A. Sequence
A047713/M5461
in ``An On-Line Version of the Encyclopedia of Integer Sequences.''
http://www.research.att.com/~njas/sequences/eisonline.html and Sloane, N. J. A. and Plouffe, S.
The Encyclopedia of Integer Sequences. San Diego: Academic Press, 1995.