ECS #846: A simple grammar
 | ECS #846: A simple grammar
|
1. Description
No description available
2. Specification
This
labelled
structure is specified as S in
\displaystyle
\left\{ B={\rm Set} \left( Z,1\leq {\rm card} \right) ,C={\rm Sequence
} \left( B,1\leq {\rm card} \right) ,S={\rm Prod} \left( B,C \right)
\right\}
other formats
3. Coefficients
3.1. First terms
3.2. Asymptotics
4. Exponential
generating function
\displaystyle
-{\frac { \left( {{\rm e}^{x}} \right) ^{2}-2\,{{\rm e}^{x}}+1}{-2+{
{\rm e}^{x}}}}
other formats
5. References
EIS A052875
6. Random structure
Search a combinatorial structure by: (firstTerms should be a sequence of integers, separated by commas).
Generated: 2010-02-09 20:53:31 in 2. seconds of elapsed time.
Based on commit 9d1e479..., Fri Jul 10 14:52:30 2009 +0200.
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