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DLMF:26.8#Ex5 - MaRDI portal

DLMF:26.8#Ex5 (Q8538)

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DLMF:26.8#Ex5
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    DLMF defining formula
    S ⁡ ( n , 2 ) = 2 n - 1 - 1 . Stirling-number-second-kind-S 𝑛 2 superscript 2 𝑛 1 1 {\displaystyle{\displaystyle S\left(n,2\right)=2^{n-1}-1.}}
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