40592

Appears in sequences

• Sum of the differences between the largest part and smallest part over all partitions of n into distinct parts.at n=45A117455
• G.f.: 1/(1 + x - x^2 - x^3 + x^4).at n=39A199803
• Trisection 0 of A199803.at n=13A199930
• E.g.f. tan(x/(1-x)).at n=7A219613
• Number T(n,k) of colored integer partitions of n using all colors of a k-set such that each block of part i with multiplicity j has a pattern of i*j colors in (weakly) increasing order; triangle T(n,k), n>=0, 0<=k<=n, read by rows.at n=49A326500