63395
domain: N
Appears in sequences
- Number of segments (and sides) created by diagonals of an n-gon in general position.at n=28A014628
- Row sums of triangle A134392.at n=29A134393
- Number of line segments in regular n-gon with all diagonals drawn.at n=30A135565
- a(n) = 1 - 2*n^2 + 4*n*(1 + 2*n^2)/3.at n=29A168547
- a(n) = n*(n+1)*(14*n-11)/6.at n=30A172076
- Expansion of Product_{k>=1} 1/(1 + x^k)^(k*(2*k-1)).at n=17A295121
- Number of nX6 0..1 arrays with every element unequal to 0, 1, 3 or 5 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.at n=11A318080
- Number of solid standard Young tableaux of 2n cells and height >= n.at n=5A385413