Odd nonsquares k such that gcd(A276086(sigma(k)/2), A276086(k)) is equal to A276086(k), where A276086 is the primorial base exp-function, and sigma is the sum of divisors function.

A388273

Odd nonsquares k such that gcd(A276086(sigma(k)/2), A276086(k)) is equal to A276086(k), where A276086 is the primorial base exp-function, and sigma is the sum of divisors function.

Terms

    a(0) =19845a(1) =672525a(2) =1102725a(3) =1245825a(4) =2657025a(5) =3583125a(6) =4773825a(7) =6052725a(8) =15005025a(9) =16160625a(10) =17121825a(11) =17871525a(12) =23994225a(13) =24398325a(14) =24486525a(15) =25015725a(16) =25059825a(17) =26338725a(18) =26382825a(19) =26912025a(20) =29646225a(21) =30219525a(22) =31233825a(23) =36393525a(24) =37187325a(25) =37302525a(26) =38951325a(27) =39480525a(28) =40891725a(29) =41465025

External references