List questions from catalan-numbers

Published on 29 Apr 2026 - 12:51

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Question regarding Catalan Number

Published on 16 Apr 2026 - 17:20

214

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Hypergeometric series identity from Catalan numbers

Published on 29 Apr 2026 - 12:51

249

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What's the probability of completing the illustrated "binomial walk" without ever visiting a node above the baseline?

Published on 04 Apr 2026 - 15:22

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Catalan numbers and triangulations

Published on 10 May 2026 - 14:03

378

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What is $f(2s+1)$ when $f(s)=\sum_{n=0}^\infty {\frac{(-1)^n}{(2n+1)^s}}=1-\frac{1}{3^s}+\frac{1}{5^s}-\frac{1}{7^s}+\dots$?

Published on 18 Apr 2026 - 2:08

202

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Recursion and Catalan Numbers

Published on 13 Apr 2026 - 6:38

432

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Combinatorial proof of Catalan number/central binomial convolution: $2n C_n=\sum_{k=1}^n\binom{2k}kC_{n-k}$

Published on 29 Apr 2026 - 12:50

118

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Reference request for some determinants of binomial coefficients

Published on 13 Apr 2026 - 20:23

161

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On the Catalan Numbers

Published on 29 Apr 2026 - 12:51

87

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Combinatorial problem of noncrossing partitions for recursively defined functions

Published on 29 Apr 2026 - 12:51

4.6k

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How to calculate $\sum_{n=0}^{\infty}C_n\left(\frac{1}{2}\right)^{2n+1}\left(\frac{n+1}{2n+1}\right)$

Published on 17 Apr 2026 - 5:55

92

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How to calculate $\sum_{n=1}^{\infty}A_n(1/2)^{2n+2}(n+2)/(2n+2)$

Published on 29 Apr 2026 - 12:51

8.9k

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Catalan numbers. Sequence of balanced parentheses.

Published on 29 Apr 2026 - 12:50

91

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Combination Problem Part 1 about Catalan Number

Published on 29 Apr 2026 - 12:51

List Question

Counting non-nesting multi-permutations

Question regarding Catalan Number

Hypergeometric series identity from Catalan numbers

What's the probability of completing the illustrated "binomial walk" without ever visiting a node above the baseline?

Catalan numbers and triangulations

What is $f(2s+1)$ when $f(s)=\sum_{n=0}^\infty {\frac{(-1)^n}{(2n+1)^s}}=1-\frac{1}{3^s}+\frac{1}{5^s}-\frac{1}{7^s}+\dots$?

Recursion and Catalan Numbers

Combinatorial proof of Catalan number/central binomial convolution: $2n C_n=\sum_{k=1}^n\binom{2k}kC_{n-k}$

Reference request for some determinants of binomial coefficients

On the Catalan Numbers

Combinatorial problem of noncrossing partitions for recursively defined functions

How to calculate $\sum_{n=0}^{\infty}C_n\left(\frac{1}{2}\right)^{2n+1}\left(\frac{n+1}{2n+1}\right)$

How to calculate $\sum_{n=1}^{\infty}A_n(1/2)^{2n+2}(n+2)/(2n+2)$

Catalan numbers. Sequence of balanced parentheses.

Combination Problem Part 1 about Catalan Number

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