List questions from binomial-coefficients

Published on 20 Mar 2026 - 1:15

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Binomial Coefficients: Summation and Floor Function Identities

Published on 23 Mar 2026 - 20:41

197

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Finding sum of $\lim_{n\rightarrow \infty}\sum^{n}_{k=0}\binom{n}{k}^{-1}$

Published on 23 Mar 2026 - 19:41

249

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Powers of two in partial sums of binomial coefficients

Published on 24 Mar 2026 - 12:50

528

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Why does the multinomial coefficient count the same numbers as the combination coefficient?

Published on 23 Mar 2026 - 0:07

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Circular permutations with alike objects

Published on 22 Mar 2026 - 3:06

563

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Sum of product of two binomial coefficients

Published on 17 Mar 2026 - 11:32

239

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Number of non negative integer solution of the equation $x+y+z=n$

Published on 24 Mar 2026 - 15:54

706

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Number of non-negative integral solutions of $2x+3y+z=19$

Published on 24 Mar 2026 - 11:37

177

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Product of binomial coefficient and fraction is integer

Published on 17 Mar 2026 - 14:02

779

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Find coefficient of $x^{20}$

Published on 24 Mar 2026 - 6:54

157

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Rewrite binomial sum with trig functions

Published on 23 Mar 2026 - 17:41

30

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evaluating remainders by using binomial

Published on 24 Mar 2026 - 3:22

1k

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Find a combinatorial proof for $\binom{n+1}{k} = \binom{n}{k} + \binom{n-1}{k-1} + ... + \binom{n-k}{0}$

Published on 20 Mar 2026 - 9:59

400

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Binomial sum with alternate positive and negative sign

Published on 24 Mar 2026 - 3:03

List Question

Limit of a Sequence involving factorials

Binomial Coefficients: Summation and Floor Function Identities

Finding sum of $\lim_{n\rightarrow \infty}\sum^{n}_{k=0}\binom{n}{k}^{-1}$

Powers of two in partial sums of binomial coefficients

Why does the multinomial coefficient count the same numbers as the combination coefficient?

Circular permutations with alike objects

Sum of product of two binomial coefficients

Number of non negative integer solution of the equation $x+y+z=n$

Number of non-negative integral solutions of $2x+3y+z=19$

Product of binomial coefficient and fraction is integer

Find coefficient of $x^{20}$

Rewrite binomial sum with trig functions

evaluating remainders by using binomial

Find a combinatorial proof for $\binom{n+1}{k} = \binom{n}{k} + \binom{n-1}{k-1} + ... + \binom{n-k}{0}$

Binomial sum with alternate positive and negative sign

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