Sum of squared distances from origin to ends of all n-step spiral self-avoiding walks on simple cubic lattice.
A260344
Sum of squared distances from origin to ends of all n-step spiral self-avoiding walks on simple cubic lattice.
Terms
- a(0) =6a(1) =48a(2) =222a(3) =840a(4) =2922a(5) =9816a(6) =32268a(7) =103920a(8) =327972a(9) =1016604a(10) =3104886a(11) =9372384a(12) =28021722a(13) =83102064a(14) =244684278a(15) =715869972a(16) =2082493224a(17) =6027558060a(18) =17367361116a(19) =49839214272a(20) =142499394102a(21) =406078307556
External references
- oeis: A260344