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A122218 as a triangular array

0
00
111
1221
13431
147741
1511141151
161625251661
17224150412271
1829639191632981
193792154182154923791

A122218 as a square array

00111111111
0123456789
12471116222937
1371425416392
1411255091154
15164191182
162263154
172992
1837
19
1
00111111111
0123456789
12471116222937
1371425416392
1411255091154
15164191182
162263154
172992
1837
19
1