%I A050495
%S A050495 72,144,216,216,288,432,432,576,648,648,792,864,864,1080,1152,1224,
%T A050495 1296,1296,1368,1446,1512,1584,1656,1728,1728,1944,1944,2088,2160,2232,
%U A050495 2304,2376,2376,2448,2592,2592,2664,2736,2892,2952,3024,3096,3168
%N A050495 Arithmetic progressions of at least 4 terms having the same value of 
               phi(x) start at these numbers.
%e A050495 phi(72)=phi(78)=phi(84)=phi(90)=24, so 72 is a member of the sequence.
%Y A050495 Cf. A000010, A050496, A050497.
%Y A050495 Sequence in context: A143741 A157336 A060661 this_sequence A137883 A039498 
               A063357
%Y A050495 Adjacent sequences: A050492 A050493 A050494 this_sequence A050496 A050497 
               A050498
%K A050495 nonn
%O A050495 1,1
%A A050495 Jud McCranie (j.mccranie(AT)comcast.net), Dec 27 1999