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A225624 as a triangular array

1
20
310
4500
515300
63525100
77011728000
812640527122000
92101155163148313000
103302871735951267115000
1149564352722336526134828891000
127151329986919199924151276309069620000

A225624 as a square array

123456789101112
015153570126210330495715
0032511740511552871643513299
00128271163173592722386919
00022483512636526199924
0001371113482151276
000588930906
0001962
0000
000
00
0
123456789101112
015153570126210330495715
0032511740511552871643513299
00128271163173592722386919
00022483512636526199924
0001371113482151276
000588930906
0001962
0000
000
00
0