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A165408 as a triangular array

1
01
001
0101
00201
000301
0020401
00050501
000090601
00050140701
0000140200801
00000280270901
00001404803501001
000004207504401101

A165408 as a square array

10000000000000
1010000000000
102020000000
10305050000
104090140140
105014028042
1060200480
107027075
1080350
109044
10100
1011
10
1
10000000000000
1010000000000
102020000000
10305050000
104090140140
105014028042
1060200480
107027075
1080350
109044
10100
1011
10
1