|
|
A310518
|
|
Coordination sequence Gal.3.21.1 where Gal.u.t.v denotes the coordination sequence for a vertex of type v in tiling number t in the Galebach list of u-uniform tilings.
|
|
0
|
|
|
1, 4, 10, 16, 22, 26, 30, 36, 42, 48, 52, 56, 62, 68, 74, 78, 82, 88, 94, 100, 104, 108, 114, 120, 126, 130, 134, 140, 146, 152, 156, 160, 166, 172, 178, 182, 186, 192, 198, 204, 208, 212, 218, 224, 230, 234, 238, 244, 250, 256
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
0,2
|
|
COMMENTS
|
Note that there may be other vertices in the Galebach list of u-uniform tilings with u <= 6 that have this same coordination sequence. See the Galebach link for the complete list of A-numbers for all these tilings.
|
|
LINKS
|
|
|
FORMULA
|
a(n) = a(n-1) + a(n-5) - a(n-6) for n > 6.
G.f.: (x^6 + 3*x^5 + 6*x^4 + 6*x^3 + 6*x^2 + 3*x + 1)/(x^6 - x^5 - x + 1). (End)
|
|
CROSSREFS
|
|
|
KEYWORD
|
nonn
|
|
AUTHOR
|
|
|
STATUS
|
approved
|
|
|
|