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Label Polynomial $p$ $e$ $f$ $c$ Galois group Visible slopes Slope content Unram. Ext. Eisen. Poly.
2.12.20.56 $x^{12} + 2 x^{11} + 2 x^{9} + 2 x^{2} + 2$ $2$ $12$ $1$ $20$ $C_2^4:S_4$ (as 12T146) $[4/3, 7/3]$ $[4/3, 4/3, 2, 2, 7/3, 7/3]_{3}^{2}$ $t + 1$ $x^{12} + 2 x^{11} + 2 x^{9} + 2 x^{2} + 2$
2.12.20.58 $x^{12} + 2 x^{11} + 2 x^{10} + 2 x^{9} + 2 x^{8} + 2 x^{2} + 4 x + 2$ $2$ $12$ $1$ $20$ $C_2^4:S_4$ (as 12T146) $[4/3, 7/3]$ $[4/3, 4/3, 2, 2, 7/3, 7/3]_{3}^{2}$ $t + 1$ $x^{12} + 2 x^{11} + 2 x^{10} + 2 x^{9} + 2 x^{8} + 2 x^{2} + 4 x + 2$
2.12.20.67 $x^{12} + 2 x^{10} + 2 x^{9} + 2 x^{8} + 4 x^{3} + 6 x^{2} + 4 x + 2$ $2$ $12$ $1$ $20$ $C_2^4:S_4$ (as 12T146) $[4/3, 7/3]$ $[4/3, 4/3, 2, 2, 7/3, 7/3]_{3}^{2}$ $t + 1$ $x^{12} + 2 x^{10} + 2 x^{9} + 2 x^{8} + 4 x^{3} + 6 x^{2} + 4 x + 2$
2.12.20.74 $x^{12} + 2 x^{9} + 4 x^{4} + 2 x^{2} + 2$ $2$ $12$ $1$ $20$ $C_2^4:S_4$ (as 12T146) $[4/3, 7/3]$ $[4/3, 4/3, 2, 2, 7/3, 7/3]_{3}^{2}$ $t + 1$ $x^{12} + 2 x^{9} + 4 x^{4} + 2 x^{2} + 2$
2.12.22.126 $x^{12} + 2 x^{11} + 4 x^{8} + 4 x^{7} + 6 x^{6} + 2 x^{2} + 2$ $2$ $12$ $1$ $22$ $C_2^4:S_4$ (as 12T146) $[4/3, 8/3]$ $[4/3, 4/3, 2, 2, 8/3, 8/3]_{3}^{2}$ $t + 1$ $x^{12} + 2 x^{11} + 4 x^{8} + 4 x^{7} + 6 x^{6} + 2 x^{2} + 2$
2.12.22.90 $x^{12} + 2 x^{11} + 4 x^{8} + 2 x^{2} + 4 x + 6$ $2$ $12$ $1$ $22$ $C_2^4:S_4$ (as 12T146) $[4/3, 8/3]$ $[4/3, 4/3, 2, 2, 8/3, 8/3]_{3}^{2}$ $t + 1$ $x^{12} + 2 x^{11} + 4 x^{8} + 2 x^{2} + 4 x + 6$
2.12.22.91 $x^{12} + 2 x^{11} + 6 x^{6} + 4 x^{5} + 4 x^{4} + 6 x^{2} + 2$ $2$ $12$ $1$ $22$ $C_2^4:S_4$ (as 12T146) $[4/3, 8/3]$ $[4/3, 4/3, 2, 2, 8/3, 8/3]_{3}^{2}$ $t + 1$ $x^{12} + 2 x^{11} + 6 x^{6} + 4 x^{5} + 4 x^{4} + 6 x^{2} + 2$
2.12.22.95 $x^{12} + 2 x^{11} + 6 x^{6} + 4 x^{5} + 4 x^{4} + 4 x^{3} + 6 x^{2} + 6$ $2$ $12$ $1$ $22$ $C_2^4:S_4$ (as 12T146) $[4/3, 8/3]$ $[4/3, 4/3, 2, 2, 8/3, 8/3]_{3}^{2}$ $t + 1$ $x^{12} + 2 x^{11} + 6 x^{6} + 4 x^{5} + 4 x^{4} + 4 x^{3} + 6 x^{2} + 6$
2.12.24.321 $x^{12} + 4 x^{10} + 4 x^{9} + 2 x^{6} + 4 x^{5} + 4 x^{3} + 6 x^{2} + 4 x + 6$ $2$ $12$ $1$ $24$ $C_2^4:S_4$ (as 12T146) $[4/3, 3]$ $[4/3, 4/3, 2, 7/3, 7/3, 3]_{3}^{2}$ $t + 1$ $x^{12} + 4 x^{10} + 4 x^{9} + 2 x^{6} + 4 x^{5} + 4 x^{3} + 6 x^{2} + 4 x + 6$
2.12.24.377 $x^{12} + 4 x^{10} + 4 x^{9} + 4 x^{5} + 4 x^{4} + 6 x^{2} + 4 x + 14$ $2$ $12$ $1$ $24$ $C_2^4:S_4$ (as 12T146) $[4/3, 3]$ $[4/3, 4/3, 2, 7/3, 7/3, 3]_{3}^{2}$ $t + 1$ $x^{12} + 4 x^{10} + 4 x^{9} + 4 x^{5} + 4 x^{4} + 6 x^{2} + 4 x + 14$
2.12.24.379 $x^{12} + 4 x^{10} + 4 x^{7} + 4 x^{4} + 4 x^{3} + 6 x^{2} + 4 x + 6$ $2$ $12$ $1$ $24$ $C_2^4:S_4$ (as 12T146) $[4/3, 3]$ $[4/3, 4/3, 2, 8/3, 8/3, 3]_{3}^{2}$ $t + 1$ $x^{12} + 4 x^{10} + 4 x^{7} + 4 x^{4} + 4 x^{3} + 6 x^{2} + 4 x + 6$
2.12.24.386 $x^{12} + 4 x^{11} + 6 x^{6} + 4 x^{5} + 6 x^{2} + 4 x + 2$ $2$ $12$ $1$ $24$ $C_2^4:S_4$ (as 12T146) $[4/3, 3]$ $[4/3, 4/3, 2, 8/3, 8/3, 3]_{3}^{2}$ $t + 1$ $x^{12} + 4 x^{11} + 6 x^{6} + 4 x^{5} + 6 x^{2} + 4 x + 2$
2.12.24.412 $x^{12} + 4 x^{8} + 4 x^{7} + 4 x^{6} + 4 x^{5} + 2 x^{2} + 4 x + 6$ $2$ $12$ $1$ $24$ $C_2^4:S_4$ (as 12T146) $[4/3, 3]$ $[4/3, 4/3, 2, 7/3, 7/3, 3]_{3}^{2}$ $t + 1$ $x^{12} + 4 x^{8} + 4 x^{7} + 4 x^{6} + 4 x^{5} + 2 x^{2} + 4 x + 6$
2.12.24.423 $x^{12} + 4 x^{11} + 6 x^{6} + 4 x^{5} + 4 x^{3} + 6 x^{2} + 4 x + 14$ $2$ $12$ $1$ $24$ $C_2^4:S_4$ (as 12T146) $[4/3, 3]$ $[4/3, 4/3, 2, 7/3, 7/3, 3]_{3}^{2}$ $t + 1$ $x^{12} + 4 x^{11} + 6 x^{6} + 4 x^{5} + 4 x^{3} + 6 x^{2} + 4 x + 14$
2.12.24.437 $x^{12} + 2 x^{10} + 6 x^{8} + 4 x^{7} + 4 x^{3} + 6 x^{2} + 4 x + 14$ $2$ $12$ $1$ $24$ $C_2^4:S_4$ (as 12T146) $[4/3, 3]$ $[4/3, 4/3, 2, 8/3, 8/3, 3]_{3}^{2}$ $t + 1$ $x^{12} + 2 x^{10} + 6 x^{8} + 4 x^{7} + 4 x^{3} + 6 x^{2} + 4 x + 14$
2.12.24.442 $x^{12} + 2 x^{6} + 4 x^{5} + 4 x^{4} + 2 x^{2} + 4 x + 6$ $2$ $12$ $1$ $24$ $C_2^4:S_4$ (as 12T146) $[4/3, 3]$ $[4/3, 4/3, 2, 8/3, 8/3, 3]_{3}^{2}$ $t + 1$ $x^{12} + 2 x^{6} + 4 x^{5} + 4 x^{4} + 2 x^{2} + 4 x + 6$
2.12.30.305 $x^{12} + 2 x^{10} + 4 x^{9} + 4 x^{7} + 8 x^{4} + 12 x^{2} + 8 x + 10$ $2$ $12$ $1$ $30$ $C_2^4:S_4$ (as 12T146) $[8/3, 10/3]$ $[2, 8/3, 8/3, 3, 10/3, 10/3]_{3}^{2}$ $t + 1$ $x^{12} + 2 x^{10} + 4 x^{9} + 4 x^{7} + 8 x^{4} + 12 x^{2} + 8 x + 10$
2.12.30.311 $x^{12} + 4 x^{11} + 2 x^{10} + 4 x^{9} + 4 x^{7} + 4 x^{6} + 8 x^{4} + 12 x^{2} + 8 x + 2$ $2$ $12$ $1$ $30$ $C_2^4:S_4$ (as 12T146) $[8/3, 10/3]$ $[2, 8/3, 8/3, 3, 10/3, 10/3]_{3}^{2}$ $t + 1$ $x^{12} + 4 x^{11} + 2 x^{10} + 4 x^{9} + 4 x^{7} + 4 x^{6} + 8 x^{4} + 12 x^{2} + 8 x + 2$
2.12.30.312 $x^{12} + 6 x^{10} + 4 x^{8} + 4 x^{7} + 4 x^{6} + 12 x^{4} + 4 x^{2} + 8 x + 2$ $2$ $12$ $1$ $30$ $C_2^4:S_4$ (as 12T146) $[8/3, 10/3]$ $[2, 2, 8/3, 8/3, 10/3, 10/3]_{3}^{2}$ $t + 1$ $x^{12} + 6 x^{10} + 4 x^{8} + 4 x^{7} + 4 x^{6} + 12 x^{4} + 4 x^{2} + 8 x + 2$
2.12.30.316 $x^{12} + 4 x^{11} + 2 x^{10} + 4 x^{9} + 4 x^{7} + 8 x^{3} + 12 x^{2} + 10$ $2$ $12$ $1$ $30$ $C_2^4:S_4$ (as 12T146) $[8/3, 10/3]$ $[2, 8/3, 8/3, 3, 10/3, 10/3]_{3}^{2}$ $t + 1$ $x^{12} + 4 x^{11} + 2 x^{10} + 4 x^{9} + 4 x^{7} + 8 x^{3} + 12 x^{2} + 10$
2.12.30.318 $x^{12} + 4 x^{11} + 6 x^{10} + 4 x^{7} + 4 x^{6} + 12 x^{2} + 8 x + 2$ $2$ $12$ $1$ $30$ $C_2^4:S_4$ (as 12T146) $[8/3, 10/3]$ $[2, 2, 8/3, 8/3, 10/3, 10/3]_{3}^{2}$ $t + 1$ $x^{12} + 4 x^{11} + 6 x^{10} + 4 x^{7} + 4 x^{6} + 12 x^{2} + 8 x + 2$
2.12.30.320 $x^{12} + 2 x^{10} + 4 x^{7} + 8 x^{4} + 4 x^{2} + 10$ $2$ $12$ $1$ $30$ $C_2^4:S_4$ (as 12T146) $[8/3, 10/3]$ $[2, 2, 8/3, 8/3, 10/3, 10/3]_{3}^{2}$ $t + 1$ $x^{12} + 2 x^{10} + 4 x^{7} + 8 x^{4} + 4 x^{2} + 10$
2.12.30.328 $x^{12} + 6 x^{10} + 4 x^{9} + 4 x^{7} + 12 x^{2} + 10$ $2$ $12$ $1$ $30$ $C_2^4:S_4$ (as 12T146) $[8/3, 10/3]$ $[2, 8/3, 8/3, 3, 10/3, 10/3]_{3}^{2}$ $t + 1$ $x^{12} + 6 x^{10} + 4 x^{9} + 4 x^{7} + 12 x^{2} + 10$
2.12.30.339 $x^{12} + 4 x^{11} + 2 x^{10} + 4 x^{7} + 4 x^{2} + 2$ $2$ $12$ $1$ $30$ $C_2^4:S_4$ (as 12T146) $[8/3, 10/3]$ $[2, 2, 8/3, 8/3, 10/3, 10/3]_{3}^{2}$ $t + 1$ $x^{12} + 4 x^{11} + 2 x^{10} + 4 x^{7} + 4 x^{2} + 2$
2.12.30.343 $x^{12} + 4 x^{11} + 6 x^{10} + 4 x^{9} + 4 x^{7} + 4 x^{6} + 8 x^{4} + 4 x^{2} + 2$ $2$ $12$ $1$ $30$ $C_2^4:S_4$ (as 12T146) $[8/3, 10/3]$ $[2, 8/3, 8/3, 3, 10/3, 10/3]_{3}^{2}$ $t + 1$ $x^{12} + 4 x^{11} + 6 x^{10} + 4 x^{9} + 4 x^{7} + 4 x^{6} + 8 x^{4} + 4 x^{2} + 2$
2.12.30.346 $x^{12} + 4 x^{11} + 2 x^{10} + 4 x^{9} + 4 x^{7} + 4 x^{6} + 12 x^{2} + 8 x + 2$ $2$ $12$ $1$ $30$ $C_2^4:S_4$ (as 12T146) $[8/3, 10/3]$ $[2, 8/3, 8/3, 3, 10/3, 10/3]_{3}^{2}$ $t + 1$ $x^{12} + 4 x^{11} + 2 x^{10} + 4 x^{9} + 4 x^{7} + 4 x^{6} + 12 x^{2} + 8 x + 2$
2.12.30.378 $x^{12} + 4 x^{11} + 2 x^{10} + 4 x^{9} + 4 x^{8} + 4 x^{7} + 12 x^{4} + 12 x^{2} + 2$ $2$ $12$ $1$ $30$ $C_2^4:S_4$ (as 12T146) $[8/3, 10/3]$ $[2, 8/3, 8/3, 3, 10/3, 10/3]_{3}^{2}$ $t + 1$ $x^{12} + 4 x^{11} + 2 x^{10} + 4 x^{9} + 4 x^{8} + 4 x^{7} + 12 x^{4} + 12 x^{2} + 2$
2.12.30.386 $x^{12} + 2 x^{10} + 4 x^{7} + 8 x^{4} + 12 x^{2} + 8 x + 2$ $2$ $12$ $1$ $30$ $C_2^4:S_4$ (as 12T146) $[8/3, 10/3]$ $[2, 2, 8/3, 8/3, 10/3, 10/3]_{3}^{2}$ $t + 1$ $x^{12} + 2 x^{10} + 4 x^{7} + 8 x^{4} + 12 x^{2} + 8 x + 2$
2.12.30.387 $x^{12} + 2 x^{10} + 4 x^{7} + 4 x^{6} + 8 x^{3} + 4 x^{2} + 2$ $2$ $12$ $1$ $30$ $C_2^4:S_4$ (as 12T146) $[8/3, 10/3]$ $[2, 2, 8/3, 8/3, 10/3, 10/3]_{3}^{2}$ $t + 1$ $x^{12} + 2 x^{10} + 4 x^{7} + 4 x^{6} + 8 x^{3} + 4 x^{2} + 2$
2.12.30.389 $x^{12} + 6 x^{10} + 4 x^{9} + 4 x^{8} + 4 x^{7} + 4 x^{6} + 12 x^{4} + 4 x^{2} + 10$ $2$ $12$ $1$ $30$ $C_2^4:S_4$ (as 12T146) $[8/3, 10/3]$ $[2, 8/3, 8/3, 3, 10/3, 10/3]_{3}^{2}$ $t + 1$ $x^{12} + 6 x^{10} + 4 x^{9} + 4 x^{8} + 4 x^{7} + 4 x^{6} + 12 x^{4} + 4 x^{2} + 10$
2.12.30.405 $x^{12} + 2 x^{10} + 4 x^{8} + 4 x^{7} + 4 x^{6} + 4 x^{4} + 4 x^{2} + 10$ $2$ $12$ $1$ $30$ $C_2^4:S_4$ (as 12T146) $[8/3, 10/3]$ $[2, 2, 8/3, 8/3, 10/3, 10/3]_{3}^{2}$ $t + 1$ $x^{12} + 2 x^{10} + 4 x^{8} + 4 x^{7} + 4 x^{6} + 4 x^{4} + 4 x^{2} + 10$
2.12.30.445 $x^{12} + 6 x^{10} + 4 x^{9} + 4 x^{7} + 4 x^{6} + 12 x^{2} + 8 x + 10$ $2$ $12$ $1$ $30$ $C_2^4:S_4$ (as 12T146) $[8/3, 10/3]$ $[2, 8/3, 8/3, 3, 10/3, 10/3]_{3}^{2}$ $t + 1$ $x^{12} + 6 x^{10} + 4 x^{9} + 4 x^{7} + 4 x^{6} + 12 x^{2} + 8 x + 10$
2.12.30.457 $x^{12} + 2 x^{10} + 4 x^{9} + 4 x^{8} + 4 x^{7} + 4 x^{6} + 12 x^{4} + 12 x^{2} + 8 x + 10$ $2$ $12$ $1$ $30$ $C_2^4:S_4$ (as 12T146) $[8/3, 10/3]$ $[2, 8/3, 8/3, 3, 10/3, 10/3]_{3}^{2}$ $t + 1$ $x^{12} + 2 x^{10} + 4 x^{9} + 4 x^{8} + 4 x^{7} + 4 x^{6} + 12 x^{4} + 12 x^{2} + 8 x + 10$
2.12.30.468 $x^{12} + 6 x^{10} + 4 x^{9} + 4 x^{7} + 4 x^{6} + 12 x^{2} + 8 x + 2$ $2$ $12$ $1$ $30$ $C_2^4:S_4$ (as 12T146) $[8/3, 10/3]$ $[2, 8/3, 8/3, 3, 10/3, 10/3]_{3}^{2}$ $t + 1$ $x^{12} + 6 x^{10} + 4 x^{9} + 4 x^{7} + 4 x^{6} + 12 x^{2} + 8 x + 2$
2.12.30.469 $x^{12} + 4 x^{11} + 6 x^{10} + 4 x^{7} + 4 x^{6} + 8 x^{4} + 4 x^{2} + 2$ $2$ $12$ $1$ $30$ $C_2^4:S_4$ (as 12T146) $[8/3, 10/3]$ $[2, 2, 8/3, 8/3, 10/3, 10/3]_{3}^{2}$ $t + 1$ $x^{12} + 4 x^{11} + 6 x^{10} + 4 x^{7} + 4 x^{6} + 8 x^{4} + 4 x^{2} + 2$
2.12.30.472 $x^{12} + 4 x^{11} + 2 x^{10} + 4 x^{7} + 4 x^{6} + 4 x^{2} + 2$ $2$ $12$ $1$ $30$ $C_2^4:S_4$ (as 12T146) $[8/3, 10/3]$ $[2, 2, 8/3, 8/3, 10/3, 10/3]_{3}^{2}$ $t + 1$ $x^{12} + 4 x^{11} + 2 x^{10} + 4 x^{7} + 4 x^{6} + 4 x^{2} + 2$
2.12.30.476 $x^{12} + 4 x^{11} + 6 x^{10} + 4 x^{9} + 4 x^{7} + 4 x^{6} + 8 x^{4} + 4 x^{2} + 10$ $2$ $12$ $1$ $30$ $C_2^4:S_4$ (as 12T146) $[8/3, 10/3]$ $[2, 8/3, 8/3, 3, 10/3, 10/3]_{3}^{2}$ $t + 1$ $x^{12} + 4 x^{11} + 6 x^{10} + 4 x^{9} + 4 x^{7} + 4 x^{6} + 8 x^{4} + 4 x^{2} + 10$
2.12.30.489 $x^{12} + 2 x^{10} + 4 x^{9} + 4 x^{7} + 4 x^{2} + 10$ $2$ $12$ $1$ $30$ $C_2^4:S_4$ (as 12T146) $[8/3, 10/3]$ $[2, 8/3, 8/3, 3, 10/3, 10/3]_{3}^{2}$ $t + 1$ $x^{12} + 2 x^{10} + 4 x^{9} + 4 x^{7} + 4 x^{2} + 10$
2.12.30.490 $x^{12} + 2 x^{10} + 4 x^{7} + 4 x^{6} + 4 x^{2} + 8 x + 10$ $2$ $12$ $1$ $30$ $C_2^4:S_4$ (as 12T146) $[8/3, 10/3]$ $[2, 2, 8/3, 8/3, 10/3, 10/3]_{3}^{2}$ $t + 1$ $x^{12} + 2 x^{10} + 4 x^{7} + 4 x^{6} + 4 x^{2} + 8 x + 10$
2.12.30.493 $x^{12} + 4 x^{11} + 2 x^{10} + 4 x^{9} + 4 x^{7} + 8 x^{4} + 12 x^{2} + 8 x + 10$ $2$ $12$ $1$ $30$ $C_2^4:S_4$ (as 12T146) $[8/3, 10/3]$ $[2, 8/3, 8/3, 3, 10/3, 10/3]_{3}^{2}$ $t + 1$ $x^{12} + 4 x^{11} + 2 x^{10} + 4 x^{9} + 4 x^{7} + 8 x^{4} + 12 x^{2} + 8 x + 10$
2.12.30.497 $x^{12} + 6 x^{10} + 4 x^{8} + 4 x^{7} + 12 x^{4} + 4 x^{2} + 14$ $2$ $12$ $1$ $30$ $C_2^4:S_4$ (as 12T146) $[8/3, 10/3]$ $[2, 2, 8/3, 8/3, 10/3, 10/3]_{3}^{2}$ $t + 1$ $x^{12} + 6 x^{10} + 4 x^{8} + 4 x^{7} + 12 x^{4} + 4 x^{2} + 14$
2.12.30.501 $x^{12} + 6 x^{10} + 4 x^{9} + 4 x^{8} + 4 x^{7} + 12 x^{4} + 4 x^{2} + 8 x + 14$ $2$ $12$ $1$ $30$ $C_2^4:S_4$ (as 12T146) $[8/3, 10/3]$ $[2, 8/3, 8/3, 3, 10/3, 10/3]_{3}^{2}$ $t + 1$ $x^{12} + 6 x^{10} + 4 x^{9} + 4 x^{8} + 4 x^{7} + 12 x^{4} + 4 x^{2} + 8 x + 14$
2.12.30.516 $x^{12} + 6 x^{10} + 4 x^{8} + 4 x^{7} + 4 x^{6} + 12 x^{4} + 4 x^{2} + 2$ $2$ $12$ $1$ $30$ $C_2^4:S_4$ (as 12T146) $[8/3, 10/3]$ $[2, 2, 8/3, 8/3, 10/3, 10/3]_{3}^{2}$ $t + 1$ $x^{12} + 6 x^{10} + 4 x^{8} + 4 x^{7} + 4 x^{6} + 12 x^{4} + 4 x^{2} + 2$
2.12.30.528 $x^{12} + 4 x^{11} + 6 x^{10} + 4 x^{9} + 4 x^{8} + 4 x^{7} + 4 x^{6} + 12 x^{4} + 4 x^{2} + 8 x + 10$ $2$ $12$ $1$ $30$ $C_2^4:S_4$ (as 12T146) $[8/3, 10/3]$ $[2, 8/3, 8/3, 3, 10/3, 10/3]_{3}^{2}$ $t + 1$ $x^{12} + 4 x^{11} + 6 x^{10} + 4 x^{9} + 4 x^{8} + 4 x^{7} + 4 x^{6} + 12 x^{4} + 4 x^{2} + 8 x + 10$
2.12.30.541 $x^{12} + 2 x^{10} + 4 x^{8} + 4 x^{7} + 4 x^{6} + 12 x^{4} + 12 x^{2} + 6$ $2$ $12$ $1$ $30$ $C_2^4:S_4$ (as 12T146) $[8/3, 10/3]$ $[2, 2, 8/3, 8/3, 10/3, 10/3]_{3}^{2}$ $t + 1$ $x^{12} + 2 x^{10} + 4 x^{8} + 4 x^{7} + 4 x^{6} + 12 x^{4} + 12 x^{2} + 6$
2.12.30.545 $x^{12} + 2 x^{10} + 4 x^{8} + 4 x^{7} + 4 x^{4} + 4 x^{2} + 14$ $2$ $12$ $1$ $30$ $C_2^4:S_4$ (as 12T146) $[8/3, 10/3]$ $[2, 2, 8/3, 8/3, 10/3, 10/3]_{3}^{2}$ $t + 1$ $x^{12} + 2 x^{10} + 4 x^{8} + 4 x^{7} + 4 x^{4} + 4 x^{2} + 14$
2.12.30.550 $x^{12} + 4 x^{11} + 6 x^{10} + 4 x^{7} + 4 x^{6} + 4 x^{2} + 2$ $2$ $12$ $1$ $30$ $C_2^4:S_4$ (as 12T146) $[8/3, 10/3]$ $[2, 2, 8/3, 8/3, 10/3, 10/3]_{3}^{2}$ $t + 1$ $x^{12} + 4 x^{11} + 6 x^{10} + 4 x^{7} + 4 x^{6} + 4 x^{2} + 2$
2.12.30.556 $x^{12} + 2 x^{10} + 4 x^{8} + 4 x^{7} + 4 x^{6} + 4 x^{4} + 4 x^{2} + 8 x + 6$ $2$ $12$ $1$ $30$ $C_2^4:S_4$ (as 12T146) $[8/3, 10/3]$ $[2, 2, 8/3, 8/3, 10/3, 10/3]_{3}^{2}$ $t + 1$ $x^{12} + 2 x^{10} + 4 x^{8} + 4 x^{7} + 4 x^{6} + 4 x^{4} + 4 x^{2} + 8 x + 6$
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