A260345 Sum of squared distances from origin to ends of all n-step anisotropic self-avoiding walks on simple cubic lattice.

6, 60, 378, 1992, 9518, 42832, 184866, 774320, 3169250, 12741260, 50482038, 197655176, 766180706, 2945067020, 11238074498, 42614594360, 160700082706, 603058215404, 2253249732126, 8386360840584, 31103623089422, 114993422863904, 423913901725634

Offset

1,1

Comments

Coefficients of rho_n in Guttmann and Wallace paper. - Sean A. Irvine, Aug 31 2019

Links

Table of n, a(n) for n=1..23.

A. J. Guttmann and K. J. Wallace, On three-dimensional spiral anisotropic self-avoiding walks, J. Phys. A 18 (1985), L1049-L1054.

Crossrefs

Cf. A006779, A006780, A260344.

Sequence in context: A074441 A006741 A120573 * A028244 A259817 A230842

Adjacent sequences: A260342 A260343 A260344 * A260346 A260347 A260348

Keyword

nonn

Author

N. J. A. Sloane, Aug 02 2015

Extensions

More terms and title improved by Sean A. Irvine, Aug 31 2019

Status

approved