OFFSET
1,2
PROG
(PARI) is_A043315(n)=(n=[n])&&!until(!n[1], ((n=divrem(n[1], 121))[2]<11 && n[1]%11!=n[2])||return) \\ M. F. Hasler, Feb 03 2014
CROSSREFS
KEYWORD
nonn,base
AUTHOR
STATUS
approved