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A185906 as a triangular array

1
-1-1
010
0000
00000
000000
0000000
00000000
000000000
0000000000
00000000000
000000000000
0000000000000
00000000000000

A185906 as a square array

1-1000000000000
-1100000000000
000000000000
00000000000
0000000000
000000000
00000000
0000000
000000
00000
0000
000
00
0
1-1000000000000
-1100000000000
000000000000
00000000000
0000000000
000000000
00000000
0000000
000000
00000
0000
000
00
0