76824

Appears in sequences

• Eighth convolution of A002605(n) (generalized (2,2)-Fibonacci), n>=0, with itself.at n=5A073397
• a(n) = n*(n+1)*(n^2 + 21*n + 50)/24.at n=31A101854
• Take apart the sides of each of the integer-sided scalene triangles with perimeter n (at their vertices) and rearrange them orthogonally in 3-space so that their endpoints coincide at a single point. a(n) is the total volume of all rectangular prisms enclosed in this way.at n=42A308234
• Number of vertices in a "frame" of size n X n (see Comments in A331776 for definition).at n=18A332598