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A051672 as a triangular array

1
41
961
1619101
254445181
3685136115341
49146325452309661
64231666133315768591301
81344122532545725568424452581
1004892080695116626254052101670755141
121

A051672 as a square array

149162536496481100121
16194485146231344489
1104513632566612252080
118115452133332546951
1343091576572516626
166859568425405
1130244521016
12587075
1514
1
149162536496481100121
16194485146231344489
1104513632566612252080
118115452133332546951
1343091576572516626
166859568425405
1130244521016
12587075
1514
1