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A306913 as a triangular array

1
1-2
1-24
1-32-8
1-46016
1-510-11-4-32
1-615-2021864
1-721-3534-42-8-128
1-828-5670-48850256
1-936-84126-12748-17116-512
1-1045-120210-2522200342-321024

A306913 as a square array

11111111111
-2-2-3-4-5-6-7-8-9-10
426101521283645
-80-11-20-35-56-84-120
16-4213470126210
-328-42-48-127-252
64-88548220
-1280-1710
25616342
-512-32
1024
11111111111
-2-2-3-4-5-6-7-8-9-10
426101521283645
-80-11-20-35-56-84-120
16-4213470126210
-328-42-48-127-252
64-88548220
-1280-1710
25616342
-512-32
1024