%I #10 Feb 03 2014 12:42:33
%S 1,2,3,4,5,6,7,8,9,100,102,103,104,105,106,107,108,109,200,201,203,
%T 204,205,206,207,208,209,300,301,302,304,305,306,307,308,309,400,401,
%U 402,403,405,406,407,408,409,500,501,502,503,504
%N a(n)=A033008(n)/11.
%C Also, numbers which, written in base 100, have all digits < 10 and no adjacent digits equal. - _M. F. Hasler_, Feb 03 2014
%o (PARI) is_A043314(n)=(n=[n])&&!until(!n[1],((n=divrem(n[1],100))[2]<10 && n[1]%10!=n[2])||return) \\ _M. F. Hasler_, Feb 03 2014
%Y Cf. A043307 - A043320, A043291, A033001 - A033014, A033016 - A033029.
%K nonn,base
%O 1,2
%A _Clark Kimberling_
|