31396

Appears in sequences

• Denominators of continued fraction convergents to sqrt(202).at n=9A041375
• Number of rooted trees with n nodes with every leaf at height 10.at n=20A048815
• Truncated square pyramid numbers: a(n) = Sum_{k = n..2*n-1} k^2.at n=24A050410
• a(n) = (n^4 + 46*n^3 - 169*n^2 + 146*n + 24)/24.at n=21A143059
• Number of compositions of n with the same runs-resistance as cuts-resistance.at n=19A329864
• Array read by antidiagonals: T(n,k) (n>=1, k>=1) = number of ways to select four points from an n X k grid so that they form a convex quadrilateral.at n=59A334711
• Array read by antidiagonals: T(n,k) (n>=1, k>=1) = number of ways to select four points from an n X k grid so that they form a convex quadrilateral.at n=61A334711