\begin{center}
\footnotesize
\setlength{\mylength}{\baselineskip}
\begin{longtable}{rp{0ex}p{9cm}p{0ex}RL}
\caption{Laurent polynomials and selected mutations for bucket 75.}\\

\toprule \multicolumn{1}{c}{{Node}}&& \multicolumn{1}{c}{{Laurent polynomial}} && \multicolumn{2}{c}{{Mutations from Figure~\ref{fig:75a}}} \\ \midrule \endfirsthead

\multicolumn{6}{c}{{\tablename\ \thetable{} -- continued from previous page}} \\ \addlinespace[1.7ex] \midrule \multicolumn{1}{c}{{Node}}&& \multicolumn{1}{c}{{Laurent polynomial}} && \multicolumn{2}{c}{{Mutations from Figure~\ref{fig:75a}}} \\ \midrule \endhead

\midrule \multicolumn{6}{c}{{Continued on next page}} \endfoot

\bottomrule \endlastfoot

9 && $x+yz^2+2yz+y+\frac{2}{yz}+\frac{1}{xy^2z^2}$ && $434 \colon {}$ & $\left(\frac{(xyz+1)^2}{x^2yz^2},\frac{x^3y^2z^2}{(xyz+1)^2},\frac{1}{xyz}\right)$ \bottomspacer \\ \addlinespace[1.1ex]
 \rowcolor[gray]{0.95}
92 && $x+y+z+\frac{2}{y}+\frac{1}{y^2z}+\frac{2}{x}+\frac{2}{xyz}+\frac{1}{x^2z}$ && $433 \colon {}$ & $\left(\frac{xy}{y+z},\frac{xz}{y+z},y+z\right)$ \bottomspacer \\ \addlinespace[1.1ex]
 120 && $x+y+z+\frac{2}{y}+\frac{1}{y^2z}+\frac{yz}{x}+\frac{2}{x}+\frac{1}{xyz}$ && $434 \colon {}$ & $\left(\frac{(z+1)^2(xyz+1)}{x^2yz^2},\frac{(z+1)^2(xyz+1)}{xz},\frac{x}{(z+1)^2(xyz+1)}\right)$ \bottomspacer \\ \addlinespace[1.1ex]
 \rowcolor[gray]{0.95}
154 && $x+y+z+\frac{1}{z}+\frac{1}{y}+\frac{yz}{x}+\frac{2}{x}+\frac{1}{xyz}$ && $433 \colon {}$ & $\left(\frac{x^2yz}{xyz+y+z},\frac{xyz+y+z}{xy},\frac{xz}{xyz+y+z}\right)$ \bottomspacer \\ \addlinespace[1.1ex]
 198 && $x+\frac{x}{yz}+y+z+\frac{1}{z}+\frac{1}{y}+\frac{yz}{x}+\frac{1}{x}$ && $434 \colon {}$ & $\left(\frac{(z+1)(xyz+1)}{x^2yz^2},\frac{(z+1)(xyz+1)}{xz},\frac{(z+1)(xyz+1)}{x^2yz}\right)$ \bottomspacer \\ \addlinespace[1.1ex]
 \rowcolor[gray]{0.95}
429 && $x+yz^2+2yz+y+\frac{4z}{x}+\frac{4}{x}+\frac{6}{x^2y}+\frac{2}{x^2yz}+\frac{4}{x^3y^2z}+\frac{1}{x^4y^3z^2}$ && $433 \colon {}$ & $\left(x,\frac{(y+z)^3}{x^2y^2z^2},\frac{xy^3z}{(y+z)^3}\right)$ \bottomspacer \\ \addlinespace[1.1ex]
 433 && $x+y+z+\frac{2y}{xz}+\frac{4}{x}+\frac{2z}{xy}+\frac{y}{x^2z^2}+\frac{3}{x^2z}+\frac{3}{x^2y}+\frac{z}{x^2y^2}$ && $92 \colon {}$ & $\left(x+y,\frac{xz}{x+y},\frac{yz}{x+y}\right)$ \spacer \\* 
 &&  && $154 \colon {}$ & $\left(\frac{xy+yz+1}{y},\frac{xy}{z(xy+yz+1)},\frac{xy^2}{xy+yz+1}\right)$ \spacer \\* 
 &&  && $429 \colon {}$ & $\left(x,\frac{(xyz+1)^3}{x^3y^2z},\frac{(xyz+1)^3}{x^4y^3z^2}\right)$ \spacer \\* 
 &&  && $434 \colon {}$ & $\left(x,y(z+1),yz(z+1)\right)$ \bottomspacer \\ \addlinespace[1.1ex]
 \rowcolor[gray]{0.95}
434 && $x+yz^2+2yz+y+\frac{2z}{x}+\frac{4}{x}+\frac{2}{xz}+\frac{1}{x^2y}+\frac{2}{x^2yz}+\frac{1}{x^2yz^2}$ && $9 \colon {}$ & $\left(y(z+1)^2,\frac{x}{(z+1)^2},\frac{1}{xyz}\right)$ \spacer \\* \rowcolor[gray]{0.95}
 &&  && $120 \colon {}$ & $\left(\frac{(yz+1)^2(x+y)}{xy^2z},\frac{y^4z^2}{(yz+1)^2(x+y)},\frac{x}{y}\right)$ \spacer \\* \rowcolor[gray]{0.95}
 &&  && $198 \colon {}$ & $\left(\frac{(x+z)(x+y)}{xyz},\frac{xy^2}{(x+z)(x+y)},\frac{z}{x}\right)$ \spacer \\* \rowcolor[gray]{0.95}
 &&  && $433 \colon {}$ & $\left(x,\frac{y^2}{y+z},\frac{z}{y}\right)$ \bottomspacer \\ \addlinespace[1.1ex]
 \end{longtable}
\end{center}
