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Least n=4 (mod 6) such that p^2 | n^n+(n+1)^(n+1) but not p | n^2+n+1, where p =A195987(k).
0

%I #6 Apr 05 2012 17:30:17

%S 22846,364426,400036,280840,381442,351232,72964,895162,1347868,

%T 4289842,1145458,1096462,8301784,1025596,9687706,35668,9521416,2232424

%N Least n=4 (mod 6) such that p^2 | n^n+(n+1)^(n+1) but not p | n^2+n+1, where p =A195987(k).

%K nonn

%O 1,1

%A _M. F. Hasler_, Oct 12 2011