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%I #4 Dec 05 2013 19:56:13
%S 1,3,5,2,4,8,7,9,11,13,6,12,14,16,17,19,23,25,29,31,37,10,15,18,20,22,
%T 24,27,21,33,35,39,41,43,45,47,26,28,32,34,38,40,44,46,55,49,51,53,57,
%U 59,61,63,67,69,79,30,36,42,48,50,52,54,56,58,60,70,65,71,73,77,83,85
%N Triangle (with distinct entries) read by rows in which row n contains n numbers whose product == 1 (mod n).
%C Obviously all members of the n-th group are coprime to n.
%e 1
%e 3 5
%e 2 4 8
%e 7 9 11 13
%e 6 12 14 16 17
%e 19 23 25 29 31 37
%e ...
%Y Cf. A082823, A082824, A082825, A082826.
%K nonn,tabl
%O 1,2
%A _Amarnath Murthy_, Apr 22 2003
%E More terms from _David Wasserman_, Oct 05 2004
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