116641

Appears in sequences

• Concatenations of two squares in two ways.at n=13A038670
• Numbers that are in more than one way the concatenation of the decimal representation of two nonzero squares.at n=13A192993
• Numbers whose second digit is not zero and such that removing either the first or last digit leaves a square number.at n=26A343855
• Numbers that are both the concatenation of a Fibonacci number and a square and the concatenation of a square and a Fibonacci number.at n=10A361990
• Numbers that are the concatenation of a square and a cube, and also the concatenation of a cube and a square.at n=17A363835
• G.f. A(x) satisfies A(x) = 1/(1 - x)^3 + x*A(x)^3/(1 - x)^2.at n=6A366183