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A094100 Fit a polynomial of degree k-1 to column k of array in A048790, evaluate it at dimension n = -1. 2
1, -2, 9, -64, 560, -5370, 53788, -555864 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Might be thought of as number of rooted (-1)-dimensional "polycubes" with n cells, with no symmetries removed.

REFERENCES

Dan Hoey, Bill Gosper and Richard C. Schroeppel, Discussions in Math-Fun Mailing list, circa Jul 13 1999.

LINKS

Table of n, a(n) for n=1..8.

R. C. Schroeppel, A few mathematical experiments

CROSSREFS

Cf. A094101, A048663-A048868.

Sequence in context: A216839 A024720 A289717 * A185897 A067297 A274394

Adjacent sequences:  A094097 A094098 A094099 * A094101 A094102 A094103

KEYWORD

sign

AUTHOR

Dan Hoey

STATUS

approved

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Last modified July 29 08:46 EDT 2021. Contains 346340 sequences. (Running on oeis4.)