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A236704 as a triangular array

81
426426
228531882285
12076237882378812076
6427717823225939617823264277
3409441338314283292628329261338314340944
181432810041714314098804669299231409880100417141814328
963102075235940

A236704 as a square array

814262285120766427734094418143289631020
42631882378817823213383141004171475235940
228523788259396283292631409880
12076178232283292646692992
64277133831431409880
34094410041714
1814328
814262285120766427734094418143289631020
42631882378817823213383141004171475235940
228523788259396283292631409880
12076178232283292646692992
64277133831431409880
34094410041714
1814328