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Concatenation of a and b, where a is the reduced sum of the digits of n and b is reduced sum of the digits of A000217.
0

%I #2 Mar 30 2012 18:55:34

%S 0,11,23,36,41,56,63,71,89,99,11,23,36,41

%N Concatenation of a and b, where a is the reduced sum of the digits of n and b is reduced sum of the digits of A000217.

%e 0 0 00

%e 1 1 11

%e 2 3 23

%e 3 6 36

%e 4 10 41

%e 5 15 56

%e 6 21 63

%e 7 28 71

%e 8 36 89

%e 9 45 99

%e 10 55 11

%e 11 66 23

%e 12 78 36

%e 13 91 41

%e ...

%Y Cf. A001477, A007953, A000217.

%K easy,nonn,base

%O 0,2

%A _Odimar Fabeny_, May 21 2008