39013

Appears in sequences

• Numbers less than the maximum possible determinant A085000(4)=40800 not occurring as determinant of a 4 X 4 matrix with elements 1..16.at n=4A088237
• Coordination sequence for (2,5,7) tiling of hyperbolic plane.at n=24A265066
• Number of nX4 0..1 arrays with every element unequal to 1, 2, 4, 5, 7 or 8 king-move adjacent elements, with upper left element zero.at n=8A316644
• Starhex honeycomb numbers: a(n) = 13 + 60*n + 60*n^2.at n=25A332243
• Number of subsets of {1..n} with all different first differences of elements.at n=23A364465