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A247453 as a triangular array

1
-11
1-21
-23-31
5-86-41
-1625-2010-51
61-9675-4015-61
-272427-336175-7021-71
1385-21761708-896350-11228-81
-793612465-97925124-2016630-16836-91
50521

A247453 as a square array

1-11-25-1661-2721385-793650521
1-23-825-96427-217612465
1-36-2075-3361708-9792
1-410-40175-8965124
1-515-70350-2016
1-621-112630
1-728-168
1-836
1-9
1

A247453 as an upper right triangle

1-11-25-1661-2721385-793650521
1-23-825-96427-217612465
1-36-2075-3361708-9792
1-410-40175-8965124
1-515-70350-2016
1-621-112630
1-728-168
1-836
1-9
1

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Last modified February 23 07:28 EST 2020. Contains 332159 sequences. (Running on oeis4.)