3013696

Appears in sequences

• Squares with internal digits also forming a square > 0.at n=31A069701
• Squares whose external digits (MSD and LSD) as well as internal digits form squares.at n=16A077357
• Smallest n-digit square whose external digits as well as internal digits form a square, or 0 if no such number exists.at n=6A077363
• Squares which leave a square at every step if most significant digit and least significant digit are deleted until a one-digit or two-digit square is obtained.at n=32A077487
• Number of nX5 0..1 arrays avoiding 0 0 1 and 0 1 0 horizontally and 0 0 1 and 0 1 1 vertically.at n=11A207120
• Number of 2 X 2 square tiles in a discrete 4-dimensional hypercube of side length n.at n=31A387286