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A181000 as a triangular array

1
00
010
0000
00100
000000
0003000
00000000
0002212000
0000000000
00001276131270000
000000000000
00002111661058894166102110000
00000

A181000 as a square array

10000000000000
0100000000000
001000000000
00030200000
000021012702110
00020613016610
0000127058894
0000016610
0000211
0000
000
00
0
10000000000000
0100000000000
001000000000
00030200000
000021012702110
00020613016610
0000127058894
0000016610
0000211
0000
000
00
0