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Flat knot 6.637

Min(phi) over symmetries of the knot is: [-3,-1,0,1,1,2,1,0,2,3,3,-1,0,1,2,0,0,0,0,0,1]
Flat knots (up to 7 crossings) with same phi are :['6.637']
Arrow polynomial of the knot is: 4*K1**3 - 2*K1**2 - 2*K1*K2 - 2*K1 + K2 + 2
Flat knots (up to 7 crossings) with same arrow polynomial are :['4.2', '6.303', '6.338', '6.381', '6.432', '6.468', '6.558', '6.583', '6.597', '6.607', '6.634', '6.637', '6.643', '6.654', '6.667', '6.701', '6.709', '6.712', '6.718', '6.728', '6.767', '6.801', '6.825', '6.827', '6.974', '6.994', '6.1042', '6.1061', '6.1069', '6.1181', '6.1271', '6.1286', '6.1287', '6.1289', '6.1297', '6.1337', '6.1355']
Outer characteristic polynomial of the knot is: t^7+52t^5+63t^3+4t
Flat knots (up to 7 crossings) with same outer characteristic polynomial are :['6.637']
2-strand cable arrow polynomial of the knot is: 32*K1**4*K2 - 128*K1**4 + 160*K1**2*K2**3 - 976*K1**2*K2**2 - 32*K1**2*K2*K4 + 1896*K1**2*K2 - 1596*K1**2 + 64*K1*K2**3*K3 - 288*K1*K2**2*K3 - 32*K1*K2**2*K5 + 1208*K1*K2*K3 + 48*K1*K3*K4 - 32*K2**6 + 32*K2**4*K4 - 312*K2**4 - 32*K2**2*K3**2 - 8*K2**2*K4**2 + 464*K2**2*K4 - 1120*K2**2 + 16*K2*K3*K5 - 340*K3**2 - 118*K4**2 + 1092
Flat knots (up to 6 crossings) with same 2-strand cable arrow polynomial are :['6.637']
Virtual knots (up to 6 crossings) projecting to this knot are :'vk6.11062', 'vk6.11142', 'vk6.12224', 'vk6.12333', 'vk6.18337', 'vk6.18676', 'vk6.24773', 'vk6.25232', 'vk6.30633', 'vk6.30730', 'vk6.31865', 'vk6.31937', 'vk6.36955', 'vk6.37417', 'vk6.44144', 'vk6.44467', 'vk6.51863', 'vk6.51910', 'vk6.52726', 'vk6.52835', 'vk6.56123', 'vk6.56348', 'vk6.60640', 'vk6.60981', 'vk6.63520', 'vk6.63566', 'vk6.63998', 'vk6.64044', 'vk6.65773', 'vk6.66034', 'vk6.68776', 'vk6.68986', 'vk6.83621', 'vk6.83669', 'vk6.84299', 'vk6.85233', 'vk6.85598', 'vk6.86753', 'vk6.88707', 'vk6.88974']
The R3 orbit of minmal crossing diagrams contains:
The diagrammatic symmetry type of this knot is c.
The reverse -K is
The mirror image K* is
The reversed mirror image -K* is
The fillings (up to the first 10) associated to the algebraic genus:
Or click here to check the fillings

invariant value
Gauss code O1O2O3O4U1O5U3U5O6U4U2U6
R3 orbit {'O1O2O3O4U5U2O6U4U3U1O5U6', 'O1O2O3O4U1O5U3U5O6U4U2U6'}
R3 orbit length 2
Gauss code of -K O1O2O3O4U5U3U1O5U6U2O6U4
Gauss code of K* O1O2O3U4U2U5U1O4U6O5O6U3
Gauss code of -K* O1O2O3U1O4O5U4O6U3U5U2U6
Diagrammatic symmetry type c
Flat genus of the diagram 3
If K is checkerboard colorable False
If K is almost classical False
Based matrix from Gauss code [[ 0 -3 0 -1 1 1 2],[ 3 0 3 1 2 1 2],[ 0 -3 0 -2 1 1 2],[ 1 -1 2 0 2 1 1],[-1 -2 -1 -2 0 0 1],[-1 -1 -1 -1 0 0 0],[-2 -2 -2 -1 -1 0 0]]
Primitive based matrix [[ 0 2 1 1 0 -1 -3],[-2 0 0 -1 -2 -1 -2],[-1 0 0 0 -1 -1 -1],[-1 1 0 0 -1 -2 -2],[ 0 2 1 1 0 -2 -3],[ 1 1 1 2 2 0 -1],[ 3 2 1 2 3 1 0]]
If based matrix primitive True
Phi of primitive based matrix [-2,-1,-1,0,1,3,0,1,2,1,2,0,1,1,1,1,2,2,2,3,1]
Phi over symmetry [-3,-1,0,1,1,2,1,0,2,3,3,-1,0,1,2,0,0,0,0,0,1]
Phi of -K [-3,-1,0,1,1,2,1,0,2,3,3,-1,0,1,2,0,0,0,0,0,1]
Phi of K* [-2,-1,-1,0,1,3,0,1,0,2,3,0,0,0,2,0,1,3,-1,0,1]
Phi of -K* [-3,-1,0,1,1,2,1,3,1,2,2,2,1,2,1,1,1,2,0,0,1]
Symmetry type of based matrix c
u-polynomial t^3-t^2-t
Normalized Jones-Krushkal polynomial 4z^2+17z+19
Enhanced Jones-Krushkal polynomial 4w^3z^2+17w^2z+19w
Inner characteristic polynomial t^6+36t^4+28t^2+1
Outer characteristic polynomial t^7+52t^5+63t^3+4t
Flat arrow polynomial 4*K1**3 - 2*K1**2 - 2*K1*K2 - 2*K1 + K2 + 2
2-strand cable arrow polynomial 32*K1**4*K2 - 128*K1**4 + 160*K1**2*K2**3 - 976*K1**2*K2**2 - 32*K1**2*K2*K4 + 1896*K1**2*K2 - 1596*K1**2 + 64*K1*K2**3*K3 - 288*K1*K2**2*K3 - 32*K1*K2**2*K5 + 1208*K1*K2*K3 + 48*K1*K3*K4 - 32*K2**6 + 32*K2**4*K4 - 312*K2**4 - 32*K2**2*K3**2 - 8*K2**2*K4**2 + 464*K2**2*K4 - 1120*K2**2 + 16*K2*K3*K5 - 340*K3**2 - 118*K4**2 + 1092
Genus of based matrix 1
Fillings of based matrix [[{2, 6}, {4, 5}, {1, 3}]]
If K is slice False
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