262975

Appears in sequences

• Number of 4Xn 0..1 arrays with all rows having a nonnegative second derivative, and all and columns having a positive second derivative in a quadratic least squares fit, with one and two element arrays taken as having a zero second derivative.at n=8A223654
• Number of integers m in [0..10^n-1] such that m has no digit in common with the last n digits of either m^2 or m^3.at n=18A256714