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A156297 as a triangular array

1
00
000
0100
00000
000000
0000000
00000000
001000000
0000000000
00000000000
000000000000
0000000000000
00000000000000

A156297 as a square array

10000000000000
0010000000000
000000100000
00000000000
0000000000
000000000
00000000
0000000
000000
00000
0000
000
00
0
10000000000000
0010000000000
000000100000
00000000000
0000000000
000000000
00000000
0000000
000000
00000
0000
000
00
0