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A077227 as a triangular array

1
01
021
0131
00641
0071051
006201561
00331352171
0014070562881
00044121126843691
0004018525221012045101
0003125545646233016555111
00020

A077227 as a square array

1000000000000
121000000000
13676310000
141020314044403120
15153570121185255
162156126252456
172884210462
1836120330
1945165
11055
111
1
1000000000000
121000000000
13676310000
141020314044403120
15153570121185255
162156126252456
172884210462
1836120330
1945165
11055
111
1