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A157438
Primes p such that p^2 divides A085606((p-1)/2) = ((p-1)/2-1)^((p-1)/2) - 1.
1
OFFSET
1,1
COMMENTS
Primes p such that (-3/2)^((p-1)/2) == 1 - p/6 (mod p^2).[Max Alekseyev, Dec 05 2010]
Primes p that divide A085606((p-1)/2) are listed in A157437.
No other terms below 10^11. [From Max Alekseyev, Dec 05 2010.]
CROSSREFS
Sequence in context: A071196 A357133 A115233 * A142803 A208859 A229147
KEYWORD
hard,more,nonn,bref
AUTHOR
Alexander Adamchuk, Mar 01 2009
STATUS
approved