67586

Appears in sequences

• Number of compositions of n into positive triangular numbers.at n=27A023361
• Numbers n such that sigma(n)=sigma(d_1)*sigma(d_2)*...*sigma(d_k) where d_1 d_2 ... d_k is the decimal expansion of n.at n=23A098771
• Expansion of Product_{k>=1} (1 + x^k)^k / (1 + x^(5*k))^(5*k).at n=25A285293
• Numbers that are the sum of six fifth powers in two or more ways.at n=30A345507
• Numbers that are the sum of six fifth powers in exactly two ways.at n=30A346357
• Number of compositions (ordered partitions) of n into two or more triangular numbers.at n=27A348529