Period of the first difference of Ulam 1-additive sequence U(2,2n+1).
A100729
Period of the first difference of Ulam 1-additive sequence U(2,2n+1).
Terms
- a(0) =32a(1) =26a(2) =444a(3) =1628a(4) =5906a(5) =80a(6) =126960a(7) =380882a(8) =2097152a(9) =1047588a(10) =148814a(11) =8951040a(12) =5406720a(13) =242a(14) =127842440a(15) =11419626400a(16) =12885001946a(17) =160159528116a(18) =687195466408
External references
- oeis: A100729