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A268406 Numbers m such that both m and (m^2 + m + 41) are the product of 7 primes. 0
7375900, 8485664, 11642320, 11699226, 13816672, 13888872, 14406210, 16537328, 16652760, 16803108, 18127944, 18921420 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Primes counted with multiplicity. - Harvey P. Dale, Jan 29 2024
LINKS
MATHEMATICA
Select[Range[18922000], PrimeOmega[#]==PrimeOmega[#^2+#+41]==7&] (* Harvey P. Dale, Jan 29 2024 *)
CROSSREFS
Subsequence of A268405.
Sequence in context: A158256 A306873 A269220 * A302135 A104921 A202721
KEYWORD
nonn
AUTHOR
Zak Seidov, Feb 04 2016
STATUS
approved

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Last modified July 8 06:24 EDT 2024. Contains 374148 sequences. (Running on oeis4.)