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EXAMPLE
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The array begins:
0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45,48,51,54,57,...
3,4,6,4,3,4,6,4,3,4,6,4,3,4,6,4,3,4,6,4,...
6,6,8,3,12,3,8,6,6,6,8,3,12,3,8,6,6,6,8,3,...
9,4,3,12,3,4,18,4,3,12,3,4,9,4,3,12,3,4,18,4,...
12,3,12,3,16,6,6,3,24,3,6,6,16,3,12,3,12,3,12,3,...
...
The first few antidiagonals are:
0,
3,3,
6,4,6,
9,6,6,9,
12,4,8,4,12,
15,3,3,3,3,15,
18,4,12,12,4,18,
...
The illustration for T(1,5)=4 shows a basket constructed and photographed by Felicity Wood of the Oxfordshire Basketmakers Association.
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