OFFSET
1,2
COMMENTS
Conjecture: The sequence is unbounded.
Records are 0, 8, 10, 24, 36, 60, 64, ... with indices 1, 2, 4, 10, 19, 43, 95, ...
Conjecture: The lower asymptotic density of nonzero terms is >0.
LINKS
Alois P. Heinz, Table of n, a(n) for n = 1..1000
CROSSREFS
KEYWORD
nonn
AUTHOR
Vladimir Shevelev, Aug 18 2011
STATUS
approved