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A181011 as a triangular array

0
11
010
0000
00100
000000
0001000
00011000
000020000
0000110000
00000800000
00000111100000
00000659600000
0000011271271000

A181011 as a square array

01000000000000
1100000000000
001000000000
00011000000
0001210000
0000181161
000001159127
000006127
000001
00000
0000
000
0
01000000000000
1100000000000
001000000000
00011000000
0001210000
0000181161
000001159127
000006127
000001
00000
0000
000
0