Lah Numbers
The Lah numbers are sometimes called Stirling numbers of the third kind. For example see.
Read more about this topic: Stirling Number
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“... there are persons who seem to have overcome obstacles and by character and perseverance to have risen to the top. But we have no record of the numbers of able persons who fall by the wayside, persons who, with enough encouragement and opportunity, might make great contributions.”
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