Voozh

A352967

Array read by antidiagonals: A(i, j) = abs(i - j) if min(i, j) < max(i, j) <= 2*min(i, j), and otherwise 0, with i >= 0 and j >= 0.

0, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 2, 0, 2, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 2, 0, 2, 0, 0, 0, 0, 0, 0, 3, 1, 1, 3, 0, 0, 0, 0, 0, 0, 0, 2, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 3, 1, 1, 3, 0, 0, 0, 0, 0, 0, 0, 0, 4, 2, 0, 2, 4, 0, 0, 0, 0

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OFFSET

0,24

LINKS

Table of n, a(n) for n=0..90.

EXAMPLE

The array begins:

0, 0, 0, 0, 0, 0, 0, 0, ...

0, 0, 1, 0, 0, 0, 0, 0, ...

0, 1, 0, 1, 2, 0, 0, 0, ...

0, 0, 1, 0, 1, 2, 3, 0, ...

0, 0, 2, 1, 0, 1, 2, 3, ...