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A001274 Numbers n such that phi(n) = phi(n+1).
(Formerly M2999 N1215)
+0
9
1, 3, 15, 104, 164, 194, 255, 495, 584, 975, 2204, 2625, 2834, 3255, 3705, 5186, 5187, 10604, 11715, 13365, 18315, 22935, 25545, 32864, 38804, 39524, 46215, 48704, 49215, 49335, 56864, 57584, 57645, 64004, 65535, 73124, 105524, 107864, 123824, 131144, 164175, 184635 (list; graph; listen)
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Last modified November 27 14:50 EST 2009. Contains 167570 sequences.


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