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A185180 as a triangular array

1
23
546
97810
1412111315
201816171921
27252322242628
3533312930323436
444240383739414345
54525048464749515355
6563615957565860626466
7775

A185180 as a square array

12591420273544546577
3471218253342526375
6811162331405061
1013172229384859
15192430374657
212632394756
2834414958
36435160
455362
5564
66
12591420273544546577
3471218253342526375
6811162331405061
1013172229384859
15192430374657
212632394756
2834414958
36435160
455362
5564
66