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  "body": "\n## Summary\n\nThe Stirling numbers of the first kind count the permutations of $n$ elements with exactly $k$ cycles. They are the coefficients of the rising and falling factorials as polynomials. The node [[Stirling numbers of the first kind|0Z22VQH17V]] gives the precise definition.\n",
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  "name": "Stirling numbers of the first kind",
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