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Label Polynomial $p$ $f$ $e$ $c$ Galois group $u$ $t$ Visible Artin slopes Visible Swan slopes Artin slope content Swan slope content Hidden Artin slopes Hidden Swan slopes Unram. Ext. Eisen. Poly. Ind. of Insep. Assoc. Inertia Resid. Poly Jump Set
2.2.8.56a1.29 $( x^{2} + x + 1 )^{8} + 8 ( x^{2} + x + 1 )^{7} + 4 ( x^{2} + x + 1 )^{6} + 8 ( x^{2} + x + 1 )^{5} + 16 ( x^{2} + x + 1 ) + 2$ $2$ $2$ $8$ $56$ $C_2\times D_8$ (as 16T29) $2$ $1$ $[3, \frac{7}{2}, \frac{9}{2}]$ $[2,\frac{5}{2},\frac{7}{2}]$ $[2, 3, \frac{7}{2}, \frac{9}{2}]^{2}$ $[1,2,\frac{5}{2},\frac{7}{2}]^{2}$ $[2]$ $[1]$ $t^{2} + t + 1$ $x^{8} + 8 x^{7} + 4 x^{6} + 8 x^{5} + 16 x + 2$ $[21, 14, 8, 0]$ $[1, 1, 1]$ $z^4 + 1,z^2 + 1,z + 1$ $[1, 3, 7, 15]$
2.2.8.56a1.129 $( x^{2} + x + 1 )^{8} + 8 x ( x^{2} + x + 1 )^{7} + 4 ( x^{2} + x + 1 )^{6} + 8 x ( x^{2} + x + 1 )^{4} + 8 ( x^{2} + x + 1 )^{3} + 8 x ( x^{2} + x + 1 )^{2} + 16 ( x^{2} + x + 1 ) + 2$ $2$ $2$ $8$ $56$ $C_2\times D_8$ (as 16T29) $2$ $1$ $[3, \frac{7}{2}, \frac{9}{2}]$ $[2,\frac{5}{2},\frac{7}{2}]$ $[2, 3, \frac{7}{2}, \frac{9}{2}]^{2}$ $[1,2,\frac{5}{2},\frac{7}{2}]^{2}$ $[2]$ $[1]$ $t^{2} + t + 1$ $x^{8} + 8 t x^{7} + 4 x^{6} + 8 x^{5} + 24 t x^{4} + 8 t x^{2} + 2$ $[21, 14, 8, 0]$ $[1, 1, 1]$ $z^4 + 1,z^2 + 1,z + 1$ $[1, 3, 7, 15]$
2.2.8.56a1.847 $( x^{2} + x + 1 )^{8} + 8 ( x^{2} + x + 1 )^{7} + 4 ( x^{2} + x + 1 )^{6} + 8 ( x^{2} + x + 1 )^{5} + 4 ( x^{2} + x + 1 )^{4} + 16 x ( x^{2} + x + 1 )^{3} + 8 ( x^{2} + x + 1 )^{2} + 2$ $2$ $2$ $8$ $56$ $C_2\times D_8$ (as 16T29) $2$ $1$ $[3, \frac{7}{2}, \frac{9}{2}]$ $[2,\frac{5}{2},\frac{7}{2}]$ $[2, 3, \frac{7}{2}, \frac{9}{2}]^{2}$ $[1,2,\frac{5}{2},\frac{7}{2}]^{2}$ $[2]$ $[1]$ $t^{2} + t + 1$ $x^{8} + 8 x^{7} + 4 x^{6} + 8 x^{5} + 4 x^{4} + 16 t x^{3} + 8 x^{2} + 2$ $[21, 14, 8, 0]$ $[1, 1, 1]$ $z^4 + 1,z^2 + 1,z + 1$ $[1, 3, 7, 15]$
2.2.8.56a1.871 $( x^{2} + x + 1 )^{8} + 8 x ( x^{2} + x + 1 )^{7} + 4 ( x^{2} + x + 1 )^{6} + 8 ( x^{2} + x + 1 )^{5} + 4 ( x^{2} + x + 1 )^{4} + 8 ( x^{2} + x + 1 )^{3} + \left(8 x + 8\right) ( x^{2} + x + 1 )^{2} + 16 x ( x^{2} + x + 1 ) + 2$ $2$ $2$ $8$ $56$ $C_2\times D_8$ (as 16T29) $2$ $1$ $[3, \frac{7}{2}, \frac{9}{2}]$ $[2,\frac{5}{2},\frac{7}{2}]$ $[2, 3, \frac{7}{2}, \frac{9}{2}]^{2}$ $[1,2,\frac{5}{2},\frac{7}{2}]^{2}$ $[2]$ $[1]$ $t^{2} + t + 1$ $x^{8} + 8 t x^{7} + 4 x^{6} + 8 x^{5} + 4 x^{4} + \left(8 t + 8\right) x^{2} + 16 t x + 2$ $[21, 14, 8, 0]$ $[1, 1, 1]$ $z^4 + 1,z^2 + 1,z + 1$ $[1, 3, 7, 15]$
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