OFFSET
1,2
COMMENTS
a(256) = 996169...200000 has 3547 decimal digits. - Alois P. Heinz, Mar 12 2012
LINKS
Alois P. Heinz, Table of n, a(n) for n = 1..255
EXAMPLE
a(4) = 360360 because the sequence is 4, 12, 60, 120, 840, 2520, 27720, 360360, but 360360 has b=15 and c=18 and f(360360) is not defined.
CROSSREFS
KEYWORD
nonn
AUTHOR
J. Lowell, Mar 12 2012
EXTENSIONS
More terms from Alois P. Heinz, Mar 12 2012
STATUS
approved