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A204117 as a triangular array

1
-12
-4112
-2811-1144
-360182-2614320
-110885940-98457-1233280
-616032348768-647284506-120129393280
-7808659244775936-8554608636444-19740247-17054387200

A204117 as a square array

1-1-4-28-360-11088-616032-78086592
2111182594034876844775936
12-1-26-984-64728-8554608
1441574506636444
4320-1-120-19740
2332801247
29393280-1
7054387200
1-1-4-28-360-11088-616032-78086592
2111182594034876844775936
12-1-26-984-64728-8554608
1441574506636444
4320-1-120-19740
2332801247
29393280-1
7054387200