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A259006 as a triangular array

512
24442444
937462719374
34698183412107334698
113474506545576059549113474
330684131557159480116098130296330684
914320317141397152225215142316263417914320
2433544701282915452402742177118

A259006 as a square array

51224449374346981134743306849143202433544
244462711834150654131557317141701282
93742107355760159480397152915452
3469859549116098225215402742
113474130296142316177118
330684263417
914320
51224449374346981134743306849143202433544
244462711834150654131557317141701282
93742107355760159480397152915452
3469859549116098225215402742
113474130296142316177118
330684263417
914320