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A281139 as a triangular array

0
00
101
224242
81122971128
285041046104650428
942528346023683460252894
3041171210790536853681079011712304
9605216032692120649484120643269252160960
29762300489645427218

A281139 as a square array

0012828943049602976
002411250425281171252160230048
12429710463460107903269296454
21121046236853681206427218
8504346053689484
2825281079012064
941171232692
30452160
960
0012828943049602976
002411250425281171252160230048
12429710463460107903269296454
21121046236853681206427218
8504346053689484
2825281079012064
941171232692
30452160
960