# Combinatorics symbols in LaTeX

${}_5 C_3 \\~\\ {}_{5} C_{3} \\~\\ {}_{5}P_{3} \\~\\ {}_{5}\textnormal{P}_{3} \\~\\ {}_{5}H_{3} \\~\\ {}_{5}\Pi_{3}$


${}_5 C_3 \\~\\ {}_{5} C_{3} \\~\\ {}_{5}P_{3} \\~\\ {}_{5}\textnormal{P}_{3} \\~\\ {}_{5}H_{3} \\~\\ {}_{5}\Pi_{3}$

## Binomial coefficient symbols in LaTeX

$\binom{n}{k} \\~\\ \dbinom{n}{k} \\~\\ \tbinom{n}{k}$


$\binom{n}{k} \\~\\ \dbinom{n}{k} \\~\\ \tbinom{n}{k}$

The number of combinations is $\binom{n}{k}$. The number of k-combinations is $\dbinom{n}{k}$. There are $\tbinom{n}{k}$ combinations.


The number of combinations is $\binom{n}{k}$. The number of k-combinations is $\dbinom{n}{k}$. There are $\tbinom{n}{k}$ combinations.

${n \choose k} \\~\\ {n \brack k} \\~\\ {n \brace k}$


${n \choose k} \\~\\ {n \brack k} \\~\\ {n \brace k}$

## Factorial symbols in LaTeX

Symbol Command
$3!$ 3!
$!3$ !3
$3!!$ 3!!

## Primorial symbols in LaTeX

$\#$


$\#$