OFFSET
1,1
COMMENTS
a(n) is in {1, 2, 3, 4, 5, 6, 7, 11, 12, 13, 14}. [Charles R Greathouse IV, Mar 06 2011]
LINKS
Zak Seidov, Table of n, a(n) for n = 1..1000
PROG
(PARI) a(n)=forstep(k=n, 14*n, n, if(Vec(Str(k))[1]=="2", return(k/n))) \\ Charles R Greathouse IV, Mar 06 2011
CROSSREFS
KEYWORD
base,easy,nonn
AUTHOR
Amarnath Murthy, Apr 19 2003
EXTENSIONS
More terms from Zak Seidov, Mar 06 2011
STATUS
approved