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A121438 as a triangular array

1
-11
-3-31
-17-3-61
-160-255-101
-2088-285-3530-151
-34307-4179-420-9184-211
-675091-74823-6916-497-322182-281
-15428619-1577763-135639-10080-63-1002342-361
-400928675-38209725-3082905-215700-141392655-2625

A121438 as a square array

1-1-3-17-160-2088-34307-675091-15428619-400928675
1-3-3-25-285-4179-74823-1577763-38209725
1-65-35-420-6916-135639-3082905
1-1030-91-497-10080-215700
1-1584-322-63-14139
1-21182-10022655
1-28342-2625
1-36
1
1-1-3-17-160-2088-34307-675091-15428619-400928675
1-3-3-25-285-4179-74823-1577763-38209725
1-65-35-420-6916-135639-3082905
1-1030-91-497-10080-215700
1-1584-322-63-14139
1-21182-10022655
1-28342-2625
1-36
1