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A093871 a(n) is the n-th prime = -1 (mod n). 3

%I

%S 2,5,11,19,89,41,181,127,251,199,571,227,1013,433,599,751,2039,593,

%T 2089,859,1637,1429,4001,1103,4049,2053,3779,2267,6263,1499,6571,3583,

%U 5279,3943,6089,2879,11321,4597,7331,4919,15497,3779,15307,6599,8009,7681

%N a(n) is the n-th prime = -1 (mod n).

%C Main diagonal of A093870.

%Y Cf. A077317, A038700, A093870.

%K nonn

%O 1,1

%A _Amarnath Murthy_, Apr 20 2004

%E Edited and extended by _Franklin T. Adams-Watters_, Aug 29 2006

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Last modified October 16 18:03 EDT 2019. Contains 328102 sequences. (Running on oeis4.)