A034600 Theta series of (putative) extremal 2-modular even lattice in dimension 24.

1, 0, 3024, 258048, 6317136, 71221248, 546017472, 2884460544, 12928522320, 45777715200, 150505102944, 416199168000, 1118291799744, 2614324543488, 6094814495616, 12617948012544, 26477575321680

Offset

0,3

Links

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

H.-G. Quebbemann, Modular lattices in Euclidean spaces, J. Number Theory, 54 (1995), 190-202.

Formula

G.f.: t(x)^6 - 144*t(x)^2*d(x) where t(x) is the g.f. for A004011 and d(x) is the g.f. for A002288. - Sean A. Irvine, Oct 25 2025

Crossrefs

Sequence in context: A104960 A255736 A231762 * A225996 A167044 A221249

Adjacent sequences: A034597 A034598 A034599 * A034601 A034602 A034603

Keyword

nonn

Author

N. J. A. Sloane

Status

approved