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Touchard's Congruence


 B_(p+k)=B_k+B_(k+1) (mod p),

when p is prime and B_n is a Bell number.


See also

Bell Number

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Cite this as:

Weisstein, Eric W. "Touchard's Congruence." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/TouchardsCongruence.html

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