729297

Appears in sequences

• a(n) is the decimal expansion of 7nn7.at n=29A100897
• Number of nX6 0..1 arrays with every element equal to 1, 2 or 4 horizontally or antidiagonally adjacent elements, with upper left element zero.at n=6A301997
• Number of 7Xn 0..1 arrays with every element equal to 1, 2 or 4 horizontally or antidiagonally adjacent elements, with upper left element zero.at n=5A302004