A048665 Number of rooted 4-dimensional "polycubes" with n cells, with no symmetries removed.

1, 8, 84, 936, 10810, 127632, 1531180, 18589840, 227826873, 2813450960, 34963217388, 436807761192, 5482017092760, 69070750692496, 873243394317660, 11073530439895728

Offset: 1

Author

Dan Hoey

Keywords

• nonn

Links

• R. C. Schroeppel, A few mathematical experiments, Experimental Mathematics Workshop, Oakland, 2004.

Crossrefs

Row 4 of A048790.

Cf. A048663, A151830.

Formula

a(n) = n * A151830(n). - Andrew Howroyd, Dec 05 2018

Extensions

a(10)-a(16) from Andrew Howroyd, Dec 05 2018