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A145876 as a triangular array

1
11
222
5775
1626362616
6111718218211761
272594105611961056594272
13853407666986998699666934071385
7936216824634867054768406705446348216827936
5052115185335024055695270483470483455695235024015185350521

A145876 as a square array

112516612721385793650521
12726117594340721682151853
27361821056666946348350240
5261821196869967054556952
161171056869976840704834
61594666967054704834
272340746348556952
138521682350240
7936151853
50521
112516612721385793650521
12726117594340721682151853
27361821056666946348350240
5261821196869967054556952
161171056869976840704834
61594666967054704834
272340746348556952
138521682350240
7936151853
50521