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2*A122204(deleting the right border of zeros) - A000012.
2

%I #5 Mar 03 2022 23:48:52

%S 1,3,1,5,5,1,7,3,3,1,9,15,5,3,1,11,13,7,5,3,1,13,11,11,9,5,3,115,7,9,

%T 7,9,5,3,1,17,9,13,11,11,11,5,3,1,19,43,15,13,7,7,7,5,3,1

%N 2*A122204(deleting the right border of zeros) - A000012.

%e First few rows of the triangle:

%e 1;

%e 3, 1;

%e 5, 5, 1;

%e 7, 3, 3, 1;

%e 9, 15, 5, 3, 1;

%e 11, 13, 7, 5, 3, 1;

%e 13, 11, 11, 9, 5, 3, 1;

%e ...

%Y Cf. A122204, A000012, A122203, A131302.

%K nonn,tabl

%O 1,2

%A _Gary W. Adamson_, Jun 27 2007