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A089460 as a triangular array

1
21
841
502461
4322004881
4802216050080101
655362881264801000120121
1062882458752100842151201750168141
2000000085030561835008268912302402800224161
428717762180000000382637525505024605052544324200288181

A089460 as a square array

12850432480265536106288220000000428717762
14242002160288124587528503056180000000
16485006480100842183500838263752
18801000151202689125505024
110120175030240605052
112168280054432
1142244200
116288
118
1
12850432480265536106288220000000428717762
14242002160288124587528503056180000000
16485006480100842183500838263752
18801000151202689125505024
110120175030240605052
112168280054432
1142244200
116288
118
1