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A027186 as a triangular array

0
10
100
2100
21000
411000
5110000
82110000
1021100000
16311100000
204111000000
2962111000000
37721110000

A027186 as a square array

011224581016202937
001111223467
00011111122
0000111111
000001111
00000011
0000000
000000
00000
0000
00
0
011224581016202937
001111223467
00011111122
0000111111
000001111
00000011
0000000
000000
00000
0000
00
0