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A174293 A118860/210. 1
104610, 179401, 389882, 1697463, 1981773, 3574584, 4797113, 5476524, 7553676, 9352165, 14891292, 17474136, 20847121, 20874005, 26548016, 27080647, 27182947, 35072545, 35611783, 36576410, 40256489, 42374708, 51527038, 53528510, 55871968, 56270421, 57824688 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Are all terms composite?
LINKS
CROSSREFS
Cf. A118860 Numbers n such that n-/+1, 2n-/+1, 3n-/+1, 4n-/+1 are all primes.
Sequence in context: A249528 A233857 A106024 * A186877 A304283 A138165
KEYWORD
nonn
AUTHOR
Zak Seidov, Nov 27 2010
STATUS
approved

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Last modified September 30 21:59 EDT 2023. Contains 365812 sequences. (Running on oeis4.)