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A045497 Packing density for n balls in complex projective plane using Fubini-Study metric (denominators). 1
1, 2, 4, 1, 25, 25, 64, 289, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
LINKS
D. McDuff, Symplectic Structures--A New Approach to Geometry, Notices Amer. Math. Soc. 45(8) (1998), pp. 952-960.
FORMULA
a(n) = 1 for n >= 9 [from McDuff]. - Sean A. Irvine, Mar 12 2021
CROSSREFS
Sequence in context: A214058 A173820 A030043 * A117258 A152285 A009417
KEYWORD
nonn,easy,frac
AUTHOR
STATUS
approved

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Last modified June 9 05:56 EDT 2024. Contains 373227 sequences. (Running on oeis4.)