Fermat pseudoprimes to base 2 of the form (p^2 + 2*p)/3, where p is also a Fermat pseudoprime to base 2.

A216276

Fermat pseudoprimes to base 2 of the form (p^2 + 2*p)/3, where p is also a Fermat pseudoprime to base 2.

Terms

    a(0) =997633a(1) =1398101a(2) =2433601a(3) =3581761a(4) =26474581a(5) =37354465a(6) =63002501a(7) =70006021a(8) =82268033a(9) =93030145a(10) =561481921a(11) =804978721a(12) =1231726981a(13) =2602378721a(14) =2942952481a(15) =12817618945a(16) =15516020833a(17) =16627811905a(18) =22016333333a(19) =25862624705a(20) =53707855201a(21) =67220090785a(22) =95074073281a(23) =144278347201

External references