 | ECS #793: A simple grammar |
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1. Description
Union of Cycles and Cycles of Cycles
2. Specification
This labelled structure is specified as S in
\displaystyle
\left\{ B={\rm Cycle} \left( C \right) ,C={\rm Cycle} \left( Z
\right) ,S={\rm Union} \left( C,B \right) \right\}
other formats
3. Coefficients
3.1. First terms
3.2. Asymptotics
4. Exponential generating function
\displaystyle
\ln \left( - \left( -1+x \right) ^{-1} \right) +\ln \left( - \left( -
1+\ln \left( - \left( -1+x \right) ^{-1} \right) \right) ^{-1}
\right)
other formats
5. References
6. Random structure
Search a combinatorial structure by: (firstTerms should be a sequence of integers, separated by commas).