308895

Appears in sequences

• Imaginary Rabbits: imaginary part of a(0)=i; a(1)=-i; a(n) = a(n-1) + i*a(n-2), with i = sqrt(-1).at n=37A014291
• Number of n X n 0..1 arrays with rows and columns unimodal and antidiagonals nondecreasing.at n=7A223771