OFFSET
1,1
COMMENTS
It seems that it is only a conjecture that this sequence is really the lightest! - N. J. A. Sloane, Mar 15 2005
EXAMPLE
Sequence starts with 7 19 20 23... showing pairs [71], [19], [92], [20], [02], [23]...
CROSSREFS
KEYWORD
base,easy,nonn,fini,full
AUTHOR
Geoff Bailey, Richard Tucker, "Alex" and Eric Angelini, Feb 16 2005; revised Mar 15 2005
STATUS
approved