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A341840 as a triangular array

0
00
010
0110
00200
003300
0133310
01233210
001343100
0000440000
01007570010
011076670110
0020776770200

A341840 as a square array

0000000000000
011001100110
01233210012
0033330000
003344777
01234567
0110766
000077
00007
0110
012
00
0
0000000000000
011001100110
01233210012
0033330000
003344777
01234567
0110766
000077
00007
0110
012
00
0