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A175765 Pairs (t,t+8) of 3-almost primes t separated by 8. 1
12, 20, 20, 28, 42, 50, 44, 52, 68, 76, 70, 78, 102, 110, 116, 124, 117, 125, 130, 138, 164, 172, 174, 182, 182, 190, 222, 230, 230, 238, 236, 244, 238, 246, 258, 266, 282, 290, 284, 292, 310, 318, 325, 333, 366, 374, 402, 410, 404, 412, 410, 418, 418, 426, 426, 434 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Pairs (12,20), (20,28), (42,50) etc, sorted by the smaller member, such that both numbers are members of A014612 and their difference is 8.
LINKS
CROSSREFS
Sequence in context: A104198 A360529 A093314 * A138166 A208273 A046418
KEYWORD
nonn,easy,less
AUTHOR
EXTENSIONS
Corrected (236 replaced by 238, 258, 266 inserted etc.) by R. J. Mathar, Sep 01 2010
STATUS
approved

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Last modified March 29 05:48 EDT 2024. Contains 371265 sequences. (Running on oeis4.)