Numbers k for which the area of the first part of the symmetric representation of sigma(k) equals sigma(k)/3 and its width is 1.

A362809

Numbers k for which the area of the first part of the symmetric representation of sigma(k) equals sigma(k)/3 and its width is 1.

Terms

    a(0) =15a(1) =207a(2) =1023a(3) =2975a(4) =5950a(5) =19359a(6) =147455a(7) =294910a(8) =1207359a(9) =5017599a(10) =2170814463

External references