OFFSET
1,14
COMMENTS
Conjecture: The sequence is unbounded.
Records are 0, 18, 36, 48, 52, ... with indices 1, 14, 20, 44, 96, ...
LINKS
Alois P. Heinz, Table of n, a(n) for n = 1..1000
CROSSREFS
KEYWORD
nonn
AUTHOR
Vladimir Shevelev, Aug 18 2011
STATUS
approved