Real part of a Gaussian integer sequence with a Gaussian integer Somos-4 Hankel transform.

A183893

Real part of a Gaussian integer sequence with a Gaussian integer Somos-4 Hankel transform.

Terms

    a(0) =1a(1) =1a(2) =-1a(3) =-1a(4) =9a(5) =9a(6) =-73a(7) =-73a(8) =697a(9) =697a(10) =-7161a(11) =-7161a(12) =77457a(13) =77457a(14) =-868881a(15) =-868881a(16) =10016241a(17) =10016241a(18) =-117935473a(19) =-117935473a(20) =1412307481a(21) =1412307481a(22) =-17148100569a(23) =-17148100569a(24) =210619695913a(25) =210619695913

External references