a(1) = a(2) = a(3) = 1; for n > 1, a(n+3) = a(n)^2 + a(n+1)^2 + a(n+2)^2.

A112957

a(1) = a(2) = a(3) = 1; for n > 1, a(n+3) = a(n)^2 + a(n+1)^2 + a(n+2)^2.

Terms

    a(0) =1a(1) =1a(2) =1a(3) =3a(4) =11a(5) =131a(6) =17291a(7) =298995963

External references