Braid #133

Braid group element: $\sigma_{1}^{3} \sigma_{2}^{-1} \sigma_{1}^{2} \sigma_{3}^{1} \sigma_{2}^{3} \sigma_{3}^{1}\in B_{4}$
Plot:

Determinant: $$\frac{3t^{6} - 9t^{5} + 15t^{4} - 17t^{3} + 15t^{2} - 9t + 3}{t^{3}}$$ Signatures:

$-6$ $-4$ $-2$ $0$

Gael Collinet and Pierre Guillot, 2010.