login
This site is supported by donations to The OEIS Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A164973 Theta series of a possible dual-extremal lattice of level 2 and dimension 52. 0
1, 0, 0, 0, 0, 471744, 15462720, 2187544320, 20535311160, 1170657720960, 5435640048384, 176680978306560, 518539960673280, 11506838698918080, 24459743253479040, 411769096544123136, 689049736757436600 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,6

REFERENCES

S. Boecherer and G. Nebe, On theta series attached to maximal lattices and their adjoints, Preprint 2009.

P. Gaborit, A bound for certain s-extremal lattices and codes. Archiv der Mathematik 89 (2007) 143-151.

LINKS

Table of n, a(n) for n=0..16.

CROSSREFS

Sequence in context: A092010 A206541 A204761 * A114673 A251370 A190639

Adjacent sequences:  A164970 A164971 A164972 * A164974 A164975 A164976

KEYWORD

nonn

AUTHOR

Gabi Nebe (nebe(AT)math.rwth-aachen.de), Sep 03 2009; definition corrected Sep 09 2009

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified July 17 23:21 EDT 2019. Contains 325109 sequences. (Running on oeis4.)