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A353953 as a triangular array

1
11
121
1851
13241141
1128365200411
1512328131049771221
1204829525492802380148083651
181922657217869445892171747522380110941
132768239148512584960146779616297728125712511828032811

A353953 as a square array

1111111111
128321285122048819232768
15413653281295252657212391485
11420031044928078694412584960
1419772380158921714677961
112248081747526297728
1365238011257125
11094118280
13281
1
1111111111
128321285122048819232768
15413653281295252657212391485
11420031044928078694412584960
1419772380158921714677961
112248081747526297728
1365238011257125
11094118280
13281
1