136408

Appears in sequences

• Number of (n+2) X (1+2) 0..3 arrays with no row, column, diagonal or antidiagonal in any 3 X 3 subblock summing to 0 2 4 5 7 or 9.at n=11A251645
• Expansion of Product_{i>=1, j>=0} (1 + x^(i*2^j)) / (1 - x^(i*2^j)).at n=21A327727
• Number of length n inversion sequences avoiding the patterns 000 and 102.at n=12A374541