A048667 Number of rooted 6-dimensional "polycubes" with n cells, with no symmetries removed.

1, 12, 198, 3604, 69405, 1386048, 28403620, 593399416, 12584663901, 270123960220, 5855607723702, 127986261470436, 2952216605926965, 62378907950601228, 1388516401122627270

Offset

1,2

Links

Table of n, a(n) for n=1..15.

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

Formula

a(n) = n * A151832(n). - Andrew Howroyd, Dec 05 2018

Crossrefs

Row 6 of A048790.

Cf. A048663, A151832.

Sequence in context: A262845 A358363 A321033 * A115865 A291285 A159359

Adjacent sequences: A048664 A048665 A048666 * A048668 A048669 A048670

Keyword

nonn

Author

Dan Hoey

Extensions

a(9)-a(15) from Andrew Howroyd, Dec 05 2018

Status

approved