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A097474 as a triangular array

1
-16
2-1010
-1784-7028
124-612504-16836
-276413640-112203696-66088
43688-215592177320-5834410296-1144104
-18591389174480-75457202482480-43758048048-3640240
51236656-252842768207954880-6841452812057760-132246499008-5440

A097474 as a square array

1-12-17124-276443688-185913851236656
6-1084-61213640-2155929174480-252842768
10-70504-11220177320-7545720207954880
28-1683696-583442482480-68414528
36-66010296-43758012057760
88-114448048-1322464
104-364099008
240-5440
1-12-17124-276443688-185913851236656
6-1084-61213640-2155929174480-252842768
10-70504-11220177320-7545720207954880
28-1683696-583442482480-68414528
36-66010296-43758012057760
88-114448048-1322464
104-364099008
240-5440