43792

Appears in sequences

• Number of regions in regular n-gon with all diagonals drawn.at n=33A007678
• Expansion of (theta_3(z)*theta_3(7z) + theta_2(z)*theta_2(7z))^4.at n=20A028596
• Number of possible queen moves on an n X n chessboard.at n=23A035005
• Trajectory of 38 under map x -> A002487(x)*A002487(x+1).at n=13A071885
• a(n) = (8^n/n!^2) * Product_{k=0..n-1} (16k+1)*(16k+7).at n=2A184897
• Number of n X 3 1..3 arrays with no element with value z exactly a city block distance of z from another element with value z.at n=8A209369
• Expansion of Product_{k>=1} (1 + x^sigma(k)) / (1 - x^sigma(k)).at n=38A333045
• Number of integer partitions of n > 0 that are not the first sums of any composition with all parts > 1.at n=40A391620