138017

Appears in sequences

• Number of n X n 0..1 arrays avoiding 0 0 1 and 0 1 0 horizontally and 0 1 1 and 1 1 0 vertically.at n=5A207558
• Number of nX6 0..1 arrays avoiding 0 0 1 and 0 1 0 horizontally and 0 1 1 and 1 1 0 vertically.at n=5A207562
• Number of 6Xn 0..1 arrays avoiding 0 0 1 and 0 1 0 horizontally and 0 1 1 and 1 1 0 vertically.at n=5A207567
• Expansion of Product_{k>=1} 1/(1 - Sum_{j=1..k} x^(j*k)).at n=33A319758