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A058401 as a triangular array

1
32
653
131295
222118137
424137302111
66656153422915
1121111069681634322
172171166154136113875930
2702692632492261961611238342
397396390374347310266217165

A058401 as a square array

13613224266112172270397
2512214165111171269396
39183761106166263390
513305396154249374
7214281136226347
112963113196310
154387161266
2259123217
3083165
42
13613224266112172270397
2512214165111171269396
39183761106166263390
513305396154249374
7214281136226347
112963113196310
154387161266
2259123217
3083165
42