|
| |
|
|
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; 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.
|
|
|
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: A068244 A083961 A158818 * A184293 A159426 A009722
Adjacent sequences: A035826 A035827 A035828 * A035830 A035831 A035832
|
|
|
KEYWORD
| nonn
|
|
|
AUTHOR
| N. J. A. Sloane (njas(AT)research.att.com), J. Serra-Sagrista (jserra(AT)ccd.uab.es)
|
| |
|
|
