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A271825 as a triangular array

1
11
-121
2-131
-52041
14-51251
-4214-30561
132-429-10971
-429132-284021481
1430-42990-141072091
-48621430-29748-5001627101

A271825 as a square array

11-12-514-42132-4291430-4862
12-12-514-42132-4291430
1301-39-2890-297
1420-14-1448
155001-5
169200
171470
182016
1927
110
1
11-12-514-42132-4291430-4862
12-12-514-42132-4291430
1301-39-2890-297
1420-14-1448
155001-5
169200
171470
182016
1927
110
1