The OEIS is supported by the many generous donors to the OEIS Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A182392 Numbers n for which there exists only composite number k such that A060715(k) = n and 2*k-1 is prime, but A104272(n) differs from A080359(n). 0
 3, 8, 36, 55, 58, 83, 129, 134, 143, 155, 186, 197, 207, 218, 269, 295, 309, 310, 361, 362, 380, 396, 412, 454, 466, 473, 505, 511, 514, 544, 549, 556, 563, 616, 631, 660, 666, 677, 683, 697, 771, 781, 788, 797, 812, 873, 874, 881, 883, 894, 906, 953 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS There exists a prime p=p(n) such that 2*p-1 is prime and A060715(p)=a(n)-1 (cf. comment in A182391). LINKS Table of n, a(n) for n=1..52. CROSSREFS Cf. A104272, A080359, A164554, A193507, A194184, A194186, A194217, A182366, A182391. Sequence in context: A194090 A294385 A020099 * A005635 A026649 A148919 Adjacent sequences: A182389 A182390 A182391 * A182393 A182394 A182395 KEYWORD nonn AUTHOR Vladimir Shevelev and Peter J. C. Moses, Apr 27 2012 STATUS approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

Last modified May 30 20:23 EDT 2023. Contains 363061 sequences. (Running on oeis4.)