A135624 Perfect numbers written backwards.
6, 82, 694, 8218, 63305533, 6509689858, 823196834731, 8212599318003485032, 6712483595162964564471389651995548562, 612961845123799031836303480873397492701632806249165191
Offset: 1
Examples
a(3)=694 because the 3rd perfect number is 496.