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

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A028963 Theta series of quadratic form with Gram matrix [ 2, 1, 0; 1, 3, 1; 0, 1, 5 ]. 0
1, 0, 2, 4, 0, 2, 4, 8, 2, 0, 10, 2, 4, 8, 4, 4, 0, 0, 10, 10, 2, 4, 14, 12, 4, 0, 4, 16, 8, 4, 8, 12, 2, 0, 12, 8, 0, 10, 10, 8, 10, 0, 12, 18, 2, 10, 24, 8, 4, 0, 10, 12, 8, 6, 16, 20, 4, 0, 16, 8, 4, 14, 16, 24, 0, 0, 12, 18, 0, 16, 16, 8, 10, 0, 10, 20, 10, 8, 16, 20, 2, 0, 32 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

Table of n, a(n) for n=0..82.

CROSSREFS

Sequence in context: A188672 A228518 A279647 * A004516 A281499 A256014

Adjacent sequences:  A028960 A028961 A028962 * A028964 A028965 A028966

KEYWORD

nonn

AUTHOR

N. J. A. Sloane.

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 November 15 06:05 EST 2019. Contains 329144 sequences. (Running on oeis4.)