2400000

Appears in sequences

• Triangle whose (i,j)-th entry is binomial(i,j)*4^(i-j)*10^j.at n=25A038240
• Triangle whose (i,j)-th entry is binomial(i,j)*4^(i-j)*10^j.at n=26A038240
• Triangle whose (i,j)-th entry is binomial(i,j)*10^(i-j)*4^j.at n=22A038306
• Triangle whose (i,j)-th entry is binomial(i,j)*10^(i-j)*4^j.at n=23A038306
• a(1) = 2, a(n+1) > a(n) is the smallest multiple of a(n) using only even digits.at n=13A078222
• Integers that can be generated with a C/C++ expression that is three or more characters shorter than their decimal representation.at n=23A168652