Catalan Number Calculator

Calculate nth Catalan number C(n) = C(2n,n)/(n+1) = (2n)!/(n!(n+1)!). First values: 1,1,2,5,14,42,132,429,1430,4862,16796.

Catalan Numbers

Calculate nth Catalan number C(n) = C(2n,n)/(n+1) = (2n)!/(n!(n+1)!). First values: 1,1,2,5,14,42,132,429,1430,4862,16796.

Enter values above and press Calculate to see the result.
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How to Use

Enter the values for the scenario you are assessing. Calculate nth Catalan number C(n) = C(2n,n)/(n+1) = (2n)!/(n!(n+1)!). First values: 1,1,2,5,14,42,132,429,1430,4862,16796. Use the catalan numbers result to inform your calculation.

Frequently Asked Questions