56826

Appears in sequences

• a(n) = (n^4 + 16*n^3 + 65*n^2 + 26*n + 12)/12.at n=25A188480
• Sum of the smallest parts of the partitions of 4n into 4 parts.at n=25A238702
• Twice partitioned numbers where the first partition is strict.at n=19A271619
• The number of regions formed when every pair of n points, placed at the vertices of a regular n-gon, are connected by a circle and where the points lie at the ends of the circle's diameter.at n=23A358782