[seqfan] Runs of semiprimes of alternating parity
zak seidov
zakseidov at yahoo.com
Sat Apr 21 07:09:09 CEST 2018
Just two examples:{21,22,25,26,33,34,35,38,39,46,49}{40681,40682,40691,40694,40701,40706,40711,40714,40717,40718,40721}
Longer runs?Thx,
Zak
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