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A203005 as a triangular array

1
-11
-611
-1547-11
-40270-48811
-1651738-58665829-11
-107415695-80060156495-7467411
-9039181581-13605154552003-5997165997295-11
-867002566036-28081556

A203005 as a square array

1-1-6-15-40-165-1074-9039-86700
11472701738156951815812566036
1-1-488-5866-80060-1360515-28081556
1158291564954552003
1-1-74674-5997165
11997295
1-1
1
1-1-6-15-40-165-1074-9039-86700
11472701738156951815812566036
1-1-488-5866-80060-1360515-28081556
1158291564954552003
1-1-74674-5997165
11997295
1-1
1