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Search: id:A067786
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A067786 Numbers n such that phi(n)=2*pi(n) where pi(n)=A000720(n) and phi(n)=A000010(n). +0
1
3, 5, 7, 27, 39, 63, 122, 124, 136, 152, 176, 224, 322, 364, 410, 460, 1086, 1164 (list; graph; listen)
OFFSET

1,1
CROSSREFS

Sequence in context: A126670 A126668 A126669 this_sequence A083518 A061944 A093574

Adjacent sequences: A067783 A067784 A067785 this_sequence A067787 A067788 A067789

KEYWORD

nonn

AUTHOR

Benoit Cloitre (benoit7848c(AT)orange.fr), Feb 06 2002

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Last modified December 4 23:11 EST 2009. Contains 170347 sequences.

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