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A231463 as a triangular array

3
74
1487
33381512
78901002024
1973633112723248
53111631709109674156103
147141517973842641382093111222
435016054374945742642229163846036230493
1301157977207123367803425678

A231463 as a square array

371433781975311471435013011
483890363116341511605457977
7151003111709797337494207123
12202721096842657426367803
2432741413842229425678
4856209316384
1031116036
222230
493
371433781975311471435013011
483890363116341511605457977
7151003111709797337494207123
12202721096842657426367803
2432741413842229425678
4856209316384
1031116036
222230
493