[seqfan] dozens and dozens of primes

Don Reble djr at nk.ca
Wed Apr 24 00:34:46 CEST 2013


Seqfans:

    A recent thread in alt.math.recreational led me to compute
        3890238499147
        9915870037073
       64079920723819
       81529417342373
       82003690850081
      196567029978319
      333035078479103
      389232355162651
      536325795722717
      592417430291687
      762892083400447
     1340200776247333
     1822594046095823
     1828302878320919
     2038521512700673
     2190851109217771
     2450772547133911
     2480153401382657
     2636345101803413
     2877256839149693
     2911670604513671
     3023547216682993
     3445740889067477
     3738017430736589
     4296896361608851
     4870159991425729
     5480409372625187
     5516630825899193
     5590105666388243
     5785701695392619
     6298831704692527
     6424944692437271
     6857098442965771
     6912074928351593
     7439998977339929
     7921371911335883
     8002839051800593
     9269510856739133
     9599077576251163
     9828074700414971
     9958701173419999
    10283681513946841
    10355900121243677
    11466930582234127
    11529351549668953
    11809276001840317
    12451493519117653
    12469346163573299

    Today's puzzle: what's this sequence? (Subject line is clue;
    answer is below.)
    Does it belong in the OEIS?

-- 
Don Reble  djr at nk.ca









    Numbers n such that n +
    {-180,-150,-120,-90,-60,-30,+30,+60,+90,+120,+150,+180}
    are all prime.

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