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A229428 as a triangular array

3
55
8128
12272712
1755835517
2310222222210223
3017552475452417530
38282111622042204111628238
474322187570078165700218743247
57635400513345241262412613345400563557

A229428 as a square array

35812172330384757
5122755102175282432635
82783222524111621874005
12552227542204570013345
171025242204781624126
231751116570024126
30282218713345
384324005
47635
57
35812172330384757
5122755102175282432635
82783222524111621874005
12552227542204570013345
171025242204781624126
231751116570024126
30282218713345
384324005
47635
57