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A035829 Coordination sequence for lattice D*_88 (with edges defined by l_1 norm = 1). 0
1, 176, 15488, 908688, 39990016, 1408193776, 41333677440, 1040252599760, 22916557452800, 448955097765680, 7919942966638208, 127086414364383248, 1870534029816486144, 25431687677362290544, 321315959969540069248 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,2
LINKS
Joan Serra-Sagrista, Enumeration of lattice points in l_1 norm, Inf. Proc. Lett. 76 (1-2) (2000) 39-44.
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=88.
CROSSREFS
Sequence in context: A083961 A158818 A229317 * A284073 A298250 A184293
KEYWORD
nonn
AUTHOR
N. J. A. Sloane, J. Serra-Sagrista (jserra(AT)ccd.uab.es)
STATUS
approved

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Last modified July 22 15:22 EDT 2024. Contains 374513 sequences. (Running on oeis4.)