A set of numbers obeying a pattern like the following: 91·37 | = | 3367 9901·3367 | = | 33336667 999001·333667 | = | 333333666667 99990001·33336667 | = | 3333333366666667 4^2 | = | 16 34^2 | = | 1156 334^2 | = | 111556 7^2 | = | 49 67^2 | = | 4489 667^2 | = | 444889.
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