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A101980 as a triangular array

0
10
-140
4-990
-3364-36160
456-825400-100250
-946016416-74251600-225360
274800-463540201096-404254900-441490
-1064374517587200-74166401430016-16170012544-784640
530052880-862143345356140800-667497607239456

A101980 as a square array

01-14-33456-9460274800-10643745530052880
04-964-82516416-46354017587200-862143345
09-36400-7425201096-7416640356140800
016-1001600-404251430016-66749760
025-2254900-1617007239456
036-44112544
049-784
064
0
01-14-33456-9460274800-10643745530052880
04-964-82516416-46354017587200-862143345
09-36400-7425201096-7416640356140800
016-1001600-404251430016-66749760
025-2254900-1617007239456
036-44112544
049-784
064
0