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Combinations (nCr)

1 service · 3 calls/30d · combinatorics.openverbs.com

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Combinations (nCr) · Combinations

combinatorics.openverbs.com

Binomial coefficient nCr = n!/(r!(n-r)!), the number of unordered r-subsets of n. Requires r ≤ n and min(r, n-r) ≤ 10000.

POSTBaseDeveloper Tools
$0.004 / call3 calls / 30d
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