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A074268 n*totient(n)+1 is prime. +0
3
3, 7, 43, 157, 4423, 6163, 19183, 22651, 26407, 37057, 113233, 121453, 143263, 208393, 292141, 375157, 412807, 527803, 590593, 843643, 981091, 1041421, 1193557, 1246573, 1441201, 1514131, 1905781, 2023507, 2397853, 2453923 (list; graph; listen)
OFFSET

0,1
CROSSREFS

Sequence in context: A101208 A050633 A107636 this_sequence A019026 A096843 A162455

Adjacent sequences: A074265 A074266 A074267 this_sequence A074269 A074270 A074271

KEYWORD

easy,nonn

AUTHOR

Enoch Haga (Enokh(AT)comcast.net), Jan 16 2004

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Last modified December 19 12:50 EST 2009. Contains 171053 sequences.

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