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A259704 as a triangular array

0
00
101
2222
2014121420
808080808080
840720648624648720840

A259704 as a square array

00122080840
0021480720
121280648
21480624
2080648
80720
840
00122080840
0021480720
121280648
21480624
2080648
80720
840