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A097749 as a triangular array

2
12
-1106
5-3510530
-63420-8821260210
1576-1039520790-20790173251890
-68409450450-891891849420-49549527027020790
4729726-3112609561486425-5797291532207175-122972854729725270270

A097749 as a square array

21-15-631576-684094729726
210-35420-10395450450-31126095
6105-88220790-89189161486425
301260-20790849420-57972915
21017325-49549532207175
1890270270-12297285
207904729725
270270
21-15-631576-684094729726
210-35420-10395450450-31126095
6105-88220790-89189161486425
301260-20790849420-57972915
21017325-49549532207175
1890270270-12297285
207904729725
270270