Array T(m,n) read by antidiagonals: number of m X n rectangular patterns of precisely half black squares and half white squares that are ambiguously tilable with black and white colored dominoes, for m >= 1, n >= 1.

A295216

Array T(m,n) read by antidiagonals: number of m X n rectangular patterns of precisely half black squares and half white squares that are ambiguously tilable with black and white colored dominoes, for m >= 1, n >= 1.