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A043314 a(n)=A033008(n)/11. 1

%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_

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Last modified April 18 22:18 EDT 2024. Contains 371782 sequences. (Running on oeis4.)