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A223556 as a triangular array

1
36
92736
27171243216
811089324921871296
24369394421761731196837776
729442176093091795473117288917714746656
218728176384106715359990572906921222848911594323279936
65611795473

A223556 as a square array

139278124372921876561
62717110896939442172817631795473
362433249442176093098410671
216218761731179547353599905
129619683117288972906921
777617714722284891
466561594323
279936

A223556 as an upper right triangle

139278124372921876561
62717110896939442172817631795473
362433249442176093098410671
216218761731179547353599905
129619683117288972906921
777617714722284891
466561594323
279936

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Last modified June 5 01:27 EDT 2020. Contains 334828 sequences. (Running on oeis4.)