 | ECS #102 |
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1. Description
No description available
2. Specification
This labelled structure is specified as S in
\displaystyle
\left\{ S={\rm Set} \left( {\rm Set} \left( Z,3\leq {\rm card}
\right) \right) \right\}
other formats
3. Coefficients
3.1. First terms
4. Exponential generating function
\displaystyle
{{\rm e}^{{{\rm e}^{x}}-1-x-1/2\,{x}^{2}}}
other formats
5. References
6. Random structure
Search a combinatorial structure by: (firstTerms should be a sequence of integers, separated by commas).