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.

\[
{n \choose k} \\~\\
{n \brack k} \\~\\
{n \brace k}
\]

\[ {n \choose k} \\~\\ {n \brack k} \\~\\ {n \brace k} \]

\[
\#
\]

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