Numbers k with at least one nonpalindromic divisor such that the sum of sigma(d) = the sum of sigma(reverse(d)), where d runs over the divisors of k.

A247826

Numbers k with at least one nonpalindromic divisor such that the sum of sigma(d) = the sum of sigma(reverse(d)), where d runs over the divisors of k.

Terms

    a(0) =16331a(1) =98639a(2) =161051a(3) =179641a(4) =272802a(5) =1206611a(6) =1226221a(7) =1649431a(8) =1794971a(9) =6061206a(10) =6177253a(11) =8792914a(12) =13488431a(13) =16266151a(14) =29498851a(15) =61887064a(16) =66673266a(17) =69536743a(18) =123848321a(19) =440664044

External references