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A127951 as a triangular array

1
-12
-313
-5-354
-7-102115
-9-20-1015196
-11-33-35539297
-13-49-77-354977418
-15-68-140-12614140132559
-17-90-228-294-1261683002077110

A127951 as a square array

1-1-3-5-7-9-11-13-15-17
21-3-10-20-33-49-68-90
352-10-35-77-140-228
411155-35-126-294
519394914-126
62977140168
741132300
855207
971
10
1-1-3-5-7-9-11-13-15-17
21-3-10-20-33-49-68-90
352-10-35-77-140-228
411155-35-126-294
519394914-126
62977140168
741132300
855207
971
10