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A124379 Numbers n such that 120n-1, 120n+1 are twin primes. +0
1
2, 5, 11, 25, 26, 28, 40, 44, 46, 47, 49, 53, 58, 63, 75, 77, 81, 93, 102, 114, 128, 151, 159, 172, 180, 182, 192, 215, 224, 227, 229, 245, 248, 249, 257, 259, 261, 280, 294, 310, 327, 332, 346, 348, 357, 361, 369, 376, 387, 389, 401, 404, 410, 416, 427, 429 (list; graph; listen)
OFFSET

1,1

COMMENT

20*n's are in A002822 = numbers n such that 6n-1, 6n+1 are twin primes.

LINKS

Zak Seidov, Table of n, a(n) for n = 1..5746 (Terms < 100000)

CROSSREFS

Cf. A002822.

Adjacent sequences: A124376 A124377 A124378 this_sequence A124380 A124381 A124382

Sequence in context: A018007 A071879 A134527 this_sequence A084978 A118036 A092685

KEYWORD

nonn

AUTHOR

Zak Seidov (zakseidov(AT)yahoo.com), Oct 28 2006

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Last modified May 16 01:24 EDT 2008. Contains 139630 sequences.


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