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A120643 as a triangular array

1
11
211
3221
54331
885641
141410101051
24252116201561
4343432835352171
777683565770562881
14013615312093126126843691
25624827425616521125221012045101

A120643 as a square array

11235814244377140256
1124814254376136248
123510214383153274
13610162856120256
141020355793165
15153570126211
162156126252
172884210
1836120
1945
110
1
11235814244377140256
1124814254376136248
123510214383153274
13610162856120256
141020355793165
15153570126211
162156126252
172884210
1836120
1945
110
1