OFFSET
1,1
LINKS
Max Alekseyev, Table of n, a(n) for n = 1..18 (contains all terms below 10^100)
Jean-Marie De Koninck, Those Fascinating Numbers, Amer. Math. Soc., (2009), page 377.
EXAMPLE
a(1) = 8314460009856000 = (7+8)*(7+3)*(7+1)*...*(7+6)*(7+0)*(7+0)*(7+0).
CROSSREFS
KEYWORD
base,nonn
AUTHOR
Giovanni Resta, Jan 16 2006
EXTENSIONS
a(6)-a(18) from Max Alekseyev, Jan 25 2015
STATUS
approved