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A264405 as a triangular array

1
10
101
2001
20201
302101
4022201
50421201
606232201
8074422201
100866432201
12013668332201
1501591169432201
1802110131278432201

A264405 as a square array

111223456810121518
0000000000000
102224678131521
101222466910
102134661113
1022248612
10223397
1022348
102234
10223
1022
102
10
1
111223456810121518
0000000000000
102224678131521
101222466910
102134661113
1022248612
10223397
1022348
102234
10223
1022
102
10
1