2439360

Appears in sequences

• Highly abundant numbers (A002093) that are not Harshad numbers (A005349).at n=19A128702
• A certain partition array in Abramowitz-Stegun order (A-St order), called M_3(6).at n=32A134278
• Consider pairs m,n such that UnitaryPhi(m)=UnitaryPhi(n)=1/8*(5*m^(1/2)-3*n^(1/2))^2, m<n Sequence gives n numbers.at n=0A144588
• The sum of the entries in the top rows of all 2-compositions of n. A 2-composition of n is a nonnegative matrix with two rows, such that each column has at least one nonzero entry and whose entries sum up to n.at n=11A181292
• Highly abundant numbers (A002093) whose largest prime factor has power greater than 1.at n=29A181310