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DLMF:26.6.E3 - MaRDI portal

DLMF:26.6.E3 (Q8498)

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DLMF:26.6.E3
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    Statements

    DLMF defining formula
    N ⁢ ( n , k ) = 1 n ⁢ ( n k ) ⁢ ( n k - 1 ) . 𝑁 𝑛 𝑘 1 𝑛 binomial 𝑛 𝑘 binomial 𝑛 𝑘 1 {\displaystyle{\displaystyle N(n,k)=\frac{1}{n}\genfrac{(}{)}{0.0pt}{}{n}{k}% \genfrac{(}{)}{0.0pt}{}{n}{k-1}.}}
    0 references
    Symbols used
    Q10728
    DLMF defining formula
    ( m n ) binomial 𝑚 𝑛 {\displaystyle{\displaystyle\genfrac{(}{)}{0.0pt}{}{\NVar{m}}{\NVar{n}}}}
    xml-id
    C1.S2.SS1.m1abdec
    0 references
    nonnegative integer
    DLMF defining formula
    k 𝑘 {\displaystyle{\displaystyle k}}
    xml-id
    C26.S1.XMD4.m1bdec
    0 references
    nonnegative integer
    DLMF defining formula
    n 𝑛 {\displaystyle{\displaystyle n}}
    xml-id
    C26.S1.XMD6.m1ddec
    0 references

    Identifiers

     
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