a(n) = A276086(sigma(n)), where A276086 is the primorial base exp-function, and sigma is the sum of divisors function.

A388031

a(n) = A276086(sigma(n)), where A276086 is the primorial base exp-function, and sigma is the sum of divisors function.

Terms

    a(0) =2a(1) =6a(2) =9a(3) =10a(4) =5a(5) =25a(6) =15a(7) =150a(8) =50a(9) =125a(10) =25a(11) =5625a(12) =75a(13) =625a(14) =625a(15) =14a(16) =125a(17) =210a(18) =375a(19) =175a(20) =21a(21) =35a(22) =625a(23) =49a(24) =14a(25) =175a(26) =315a(27) =13125a(28) =7a(29) =1225

External references