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EXAMPLE
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Pascal's triangle with each row shifted right by two more places:
1
., ., 1, 1
., ., ., ., 1, 2, 1
., ., ., ., ., ., 1, 3, 3, 1
., ., ., ., ., ., ., ., 1, 4, 6, 4, 1
., ., ., ., ., ., ., ., ., ., 1, 5,10,10, 5, 1
., ., ., ., ., ., ., ., ., ., ., ., 1, 6,15,20,15, 6, 1
., ., ., ., ., ., ., ., ., ., ., ., ., ., 1, 7,21,35,35,21, 7, 1
., ., ., ., ., ., ., ., ., ., ., ., ., ., ., ., 1, 8,28,56,70,56, 28, 8,...
., ., ., ., ., ., ., ., ., ., ., ., ., ., ., ., ., ., 1,9,36,84,126,126,...
., ., ., ., ., ., ., ., ., ., ., ., ., ., ., ., ., ., ., ., 1,10, 45,120,...
., ., ., ., ., ., ., ., ., ., ., ., ., ., ., ., ., ., ., ., ., ., .1,.11,...
Columns (written horizontally) with prime column numbers:
1
1
2
3
4 5
10 6
6 35 8
21 56 9
8 126 120 11
...
See the link for a better illustration.
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