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combinatorics.openverbs.com
The n-th Catalan number Cₙ = C(2n, n)/(n+1), counting balanced bracketings, binary trees, and many other structures. Requires n ≤ 10000.
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https://combinatorics.openverbs.com/v1/catalan
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combinatoricsfactorialpermutationscombinationsbinomialcatalan numbercompute catalanbalanced bracket countbinary tree countcatalan api
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Find and pay for this x402 resource: URL: https://combinatorics.openverbs.com/v1/catalan Type: http Sources: cdp, ultravioletadao, thirdweb