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A104471 as a triangular array

1
21
341
4541
58841
6911841
7121215841
813181615841
91619222115841
10172223272115841
1120263028332115841
122129343534332115841
132430373941

A104471 as a square array

12345678910111213
1458912131617202124
1481112181922262930
14815162223303437
148152127283539
1481521333441
148152133
1481521
14815
148
14
1
12345678910111213
1458912131617202124
1481112181922262930
14815162223303437
148152127283539
1481521333441
148152133
1481521
14815
148
14
1