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A015139 as a triangular array

1
11
1-151
12412411
1-385561937-38551
1616811585201715852017616811
1-9868954058178033-649140096154058178033-9868951
1157903211038892589553265891841561073265891841561073

A015139 as a square array

11111111
1-15241-385561681-98689515790321
1241619371585201740581780331038892589553
1-385515852017-64914009615265891841561073
1616814058178033265891841561073
1-986895
1

A015139 as an upper right triangle

11111111
1-15241-385561681-98689515790321
1241619371585201740581780331038892589553
1-385515852017-64914009615265891841561073
1616814058178033265891841561073
1-986895
1

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Last modified January 22 11:56 EST 2019. Contains 319363 sequences. (Running on oeis4.)