n=7
Generating knot: 2 2 1 2 (7
6
)
Family: (2k) (2k) 1 (2k)
Alexander polynomial:
k
2
-(3k
2
+k+1)t+(4k
2
+2k+1)
å
i=2
k+1
(-t)
i
]
Number of projections: k+1
Unknotting number: k
Signature: 2k
Period: 2
k=
Conway symbol:
Knot
Alexander polynomial:
Projections:
Unknotting number:
Signature:
Period:
2
