Carmichael numbers whose prime factors all have the form p=1+x^2+y^2 for some x,y in Z.
A258839
Carmichael numbers whose prime factors all have the form p=1+x^2+y^2 for some x,y in Z.
Terms
- a(0) =561a(1) =162401a(2) =410041a(3) =488881a(4) =656601a(5) =2433601a(6) =36765901a(7) =109393201a(8) =171454321a(9) =176659201a(10) =178837201a(11) =189941761a(12) =221884001a(13) =288120421a(14) =600892993a(15) =618068881a(16) =721244161a(17) =931694401a(18) =985052881a(19) =1183104001a(20) =1828377001a(21) =1848112761a(22) =1943951041a(23) =2361232477a(24) =2438403661
External references
- oeis: A258839