a(n) is the total perimeter of all self-avoiding polygons of area n on the square lattice.
A056632
a(n) is the total perimeter of all self-avoiding polygons of area n on the square lattice.
Terms
- a(0) =4a(1) =12a(2) =48a(3) =188a(4) =740a(5) =2936a(6) =11672a(7) =46388a(8) =184352a(9) =732608a(10) =2911040a(11) =11565964a(12) =45949600a(13) =182538264a(14) =725108640a(15) =2880270032a(16) =11440564516a(17) =45441048384a(18) =180483666608a(19) =716832688844
External references
- oeis: A056632