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A249266 as a triangular array

1
31
-9-31
-97-3971
815313-65-71
123674873-945-127111
-164465-64439127351633-169-111
-3314673-130226325532733553-3249-263151
6087399923899401-4695969-613359605914665-321-151

A249266 as a square array

13-9-9781512367-164465-331467360873999
1-3-393134873-64439-130226323899401
17-65-94512735255327-4695969
1-7-127163333553-613359
111-169-324960591
1-11-2634665
115-321
1-15
1
13-9-9781512367-164465-331467360873999
1-3-393134873-64439-130226323899401
17-65-94512735255327-4695969
1-7-127163333553-613359
111-169-324960591
1-11-2634665
115-321
1-15
1