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A213280 as a triangular array

0
01
034
091618
045809096
0225400540576600
0157528003780403242004320
011025224002646032256336003456035280
099225179200238140290304302400311040317520322560
089302517920002381400261273630240003110400317520032256003265920

A213280 as a square array

0000000000
1394522515751102599225893025
416804002800224001792001792000
18905403780264602381402381400
965764032322562903042612736
6004200336003024003024000
4320345603110403110400
352803175203175200
3225603225600
3265920

A213280 as an upper right triangle

0000000000
1394522515751102599225893025
416804002800224001792001792000
18905403780264602381402381400
965764032322562903042612736
6004200336003024003024000
4320345603110403110400
352803175203175200
3225603225600
3265920

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Last modified April 24 02:45 EDT 2024. Contains 371917 sequences. (Running on oeis4.)