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A082663 Numbers n such that A082647(n) = A000005(n) - 1 = 3. +0
3
15, 35, 77, 91, 143, 187, 209, 221, 247, 299, 323, 391, 437, 493, 527, 551, 589, 667, 703, 713, 851, 899, 943, 989, 1073, 1147, 1189, 1247, 1271, 1333, 1363, 1457, 1517, 1537, 1591, 1643, 1739, 1763, 1829, 1891, 1927, 1961, 2021, 2173, 2183, 2257, 2279 (list; graph; listen)
OFFSET

1,1

COMMENT

A082647(p^2) = A000005(p^2) - 1 = 2, where p is odd prime.

Numbers of the form p*q, where p and q are odd primes and p<q<2*p. - Vladeta Jovovic (vladeta(AT)eunet.rs), Jan 23 2004

CROSSREFS

Sequence in context: A146656 A160497 A098271 this_sequence A109068 A061367 A070161

Adjacent sequences: A082660 A082661 A082662 this_sequence A082664 A082665 A082666

KEYWORD

easy,nonn

AUTHOR

Naohiro Nomoto (n_nomoto(AT)yabumi.com), May 18 2003

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Last modified November 29 12:46 EST 2009. Contains 167659 sequences.


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