1048616

Appears in sequences

• Number of 2 X n 0-1 matrices avoiding simultaneously the right angled numbered polyomino patterns (ranpp) (00;1), (01;0), (10;0) and (01;1).at n=20A100314
• Expansion of (eta(q^4) * eta(q^12) / (eta(q) * eta(q^3)))^2 in powers of q.at n=30A123647
• Duplicate of A100314.at n=20A131831
• a(n) = 4^n + 4*n.at n=10A221906