login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A028973 Theta series of quadratic form with Gram matrix [ 7, 1, -3; 1, 3, 1; -3, 1, 7 ]. 0
1, 0, 0, 2, 0, 0, 0, 6, 6, 0, 0, 0, 8, 0, 0, 6, 0, 0, 0, 0, 6, 0, 0, 18, 0, 0, 0, 8, 12, 0, 0, 0, 18, 0, 0, 6, 0, 0, 0, 0, 6, 0, 0, 6, 0, 0, 0, 30, 20, 0, 0, 0, 12, 0, 0, 12, 0, 0, 0, 0, 12, 0, 0, 30, 0, 0, 0, 6, 24, 0, 0, 0, 18, 0, 0, 2, 0, 0, 0, 0, 18, 0, 0, 18, 0, 0, 0, 36, 12, 0, 0, 0 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,4
LINKS
CROSSREFS
Sequence in context: A336563 A048146 A334045 * A066503 A057385 A231108
KEYWORD
nonn
AUTHOR
STATUS
approved

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

License Agreements, Terms of Use, Privacy Policy. .

Last modified March 19 03:33 EDT 2024. Contains 370952 sequences. (Running on oeis4.)