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A035811 Coordination sequence for lattice D*_52 (with edges defined by l_1 norm = 1). 0
1, 104, 5408, 187512, 4878016, 101575240, 1763889504, 26278912088, 342948774272, 3983402767656, 41701747803040, 397530217856824, 3480013344595008, 28176478479561992, 212293851572113376 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

REFERENCES

J. Serra-Sagrista, Enumeration of lattice points in l_1 norm, Information Processing Letters, 76, no. 1-2 (2000), 39-44.

LINKS

Table of n, a(n) for n=0..14.

FORMULA

a(m)=add(2^k*binomial(n, k)*binomial(m-1, k-1), k=0..n)+2^n*binomial((n+2*m)/2-1, n-1); with n=52.

CROSSREFS

Sequence in context: A007267 A300174 A250668 * A004393 A286329 A164759

Adjacent sequences:  A035808 A035809 A035810 * A035812 A035813 A035814

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, J. Serra-Sagrista (jserra(AT)ccd.uab.es)

STATUS

approved

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Last modified September 15 22:10 EDT 2019. Contains 327088 sequences. (Running on oeis4.)