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A126744 as a triangular array

1
11
123
13116
14256319
154526647759
167378546465339267
17109190826205136935945351380
1815540851101401696407712170327742409832
1921179923842091377922020904670864759664313579473090842

A126744 as a square array

1111111111
123456789
311254573109155211
663266785190840857992
19477464626205110140384209
595339136935169640713779220
267945357121703209046708
13802774240647596643
9832135794730
90842
1111111111
123456789
311254573109155211
663266785190840857992
19477464626205110140384209
595339136935169640713779220
267945357121703209046708
13802774240647596643
9832135794730
90842