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A035720 Coordination sequence for 25-dimensional cubic lattice. 0
1, 50, 1250, 20850, 261250, 2625010, 22049250, 159369650, 1012597250, 5749494450, 29557550050, 139056632050, 604033925250, 2440870708850, 9235138753250, 32899217125170, 110890799925250, 355178132537650 (list; graph; refs; listen; history; 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

J. H. Conway and N. J. A. Sloane, Low-Dimensional Lattices VII: Coordination Sequences, Proc. Royal Soc. London, A453 (1997), 2369-2389 (Abstract, pdf, ps).

FORMULA

((1+x)/(1-x))^25.

CROSSREFS

Sequence in context: A160152 A017766 A187459 * A161695 A162205 A162492

Adjacent sequences:  A035717 A035718 A035719 * A035721 A035722 A035723

KEYWORD

nonn,easy

AUTHOR

Serra-Sagrista, Joan; jserra(AT)ccd.uab.es

EXTENSIONS

Recomputed Nov 25 1998 by N. J. A. Sloane (njas(AT)research.att.com).

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Last modified February 16 21:51 EST 2012. Contains 205978 sequences.