Pisot sequence E(4,14): a(n) = floor(a(n-1)^2/a(n-2)+1/2) for n>1, a(0)=4, a(1)=14.

A010904

Pisot sequence E(4,14): a(n) = floor(a(n-1)^2/a(n-2)+1/2) for n>1, a(0)=4, a(1)=14.

Terms

    a(0) =4a(1) =14a(2) =49a(3) =172a(4) =604a(5) =2121a(6) =7448a(7) =26154a(8) =91841a(9) =322504a(10) =1132488a(11) =3976785a(12) =13964668a(13) =49037590a(14) =172197809a(15) =604680724a(16) =2123364868a(17) =7456295833a(18) =26183134320a(19) =91943310482a(20) =322863269121

External references