104451

Appears in sequences

• Numbers k such that k and k^2 use only the digits 0, 1, 4, 5 and 9.at n=18A136858
• Number of nX6 0..1 arrays with every element unequal to 0, 1, 2, 5 or 7 king-move adjacent elements, with upper left element zero.at n=6A304924
• Number of nX7 0..1 arrays with every element unequal to 0, 1, 2, 5 or 7 king-move adjacent elements, with upper left element zero.at n=5A304925
• G.f. A(x) satisfies A(x) = 1/( 1 - x*A(x) / (1-x)^2 )^3.at n=6A382920