A033701 Theta series of lattice A_2 tensor D_3 (dimension 6, det. 432, min. norm 4).

1, 0, 36, 48, 90, 144, 252, 144, 684, 336, 432, 720, 1170, 576, 1800, 1008, 1386, 1728, 2196, 1008, 4320, 1968, 2160, 3168, 4788, 1728, 6120, 3360, 4500, 5040, 5616, 3024, 11052, 5040, 5184, 7200, 10890, 4032, 13032, 6432, 8208, 10080, 12600, 5616, 21600, 8784

Offset

0,3

Comments

Gram matrix [4, 0, 2, -2, 0, -1; 0, 4, -2, 0, -2, 1; 2, -2, 4, -1, 1, -2; -2, 0, -1, 4, 0, 2; 0, -2, 1, 0, 4, -2; -1, 1, -2, 2, -2, 4]. - Sean A. Irvine, Jul 12 2020

Links

Table of n, a(n) for n=0..45.

Crossrefs

Sequence in context: A119850 A357606 A348274 * A349869 A260920 A132956

Adjacent sequences: A033698 A033699 A033700 * A033702 A033703 A033704

Keyword

nonn

Author

N. J. A. Sloane.

Extensions

More terms from Sean A. Irvine, Jul 12 2020

Status

approved