A185782 Weight array of A185780, by antidiagonals.
1, 3, 0, 5, 2, 0, 7, 4, 2, 0, 9, 6, 4, 2, 0, 11, 8, 6, 4, 2, 0, 13, 10, 8, 6, 4, 2, 0, 15, 12, 10, 8, 6, 4, 2, 0, 17, 14, 12, 10, 8, 6, 4, 2, 0, 19, 16, 14, 12, 10, 8, 6, 4, 2, 0, 21, 18, 16, 14, 12, 10, 8, 6, 4, 2, 0, 23, 20, 18, 16, 14, 12, 10, 8, 6, 4, 2, 0, 25, 22, 20, 18, 16, 14, 12, 10, 8, 6, 4, 2, 0, 27, 24, 22, 20, 18, 16, 14, 12, 10, 8, 6, 4, 2, 0
Offset: 1
Examples
Northwest corner: 1....3....5....7....9....11....13 0....2....4....6....8....10....12 0....2....4....6....8....10....12 (row n)=(row n-1) for n>=3.
Programs
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Mathematica
(See A185780.)