--- In

primenumbers@yahoogroups.com, Devaraj Kandadai wrote:

> Now let us take the smallest in the seq A 104017 viz 11305=5*7*17*19

>

> My conjecture: 4*11304*11304/6*16*18 is an integer and so it is.

As far as I understood, the D-numbers are /defined/ as those for which this is an integer; your conjecture says that this is a CN, but it isn't.

Maximilian

PS: the posts 2e4 and 2e4-1 are empty since you cannot send attachments. But we have the Pomerance-Alekseyev proof at

http://www.mersenneforum.org/showpost.php?p=55271