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 A024211 Theta series of laminated lattice LAMBDA_25 with minimal norm 4. 1
 1, 0, 0, 0, 196656, 8192, 16967424, 2260992, 414835410, 91570176, 5027174400, 1453260800, 39049024416, 13212672000, 221932184576, 82994429952 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,5 COMMENTS Theta series is an element of space of modular forms on Gamma_1(128) with Kronecker character 8 in modulus 128, weight 25/2, and dimension 192 over the integers. - Andy Huchala, May 04 2023 REFERENCES J. H. Conway and N. J. A. Sloane, "Sphere Packings, Lattices and Groups", Springer-Verlag, p. 177. LINKS Table of n, a(n) for n=0..15. Andy Huchala, Magma program G. Nebe and N. J. A. Sloane, Home page for this lattice Index entries for sequences related to laminated lattices EXAMPLE Derivation from Leech lattice sequences A004034 and A008408: .........1 = .........................1 .........0 = .........................0 .........0 = ............0.+..........0.+.........0 .........0 = ............0.+..........0.+.........0 ....196656 = ...........48.+.....196560.+........48 ......8192 = .........4096.+..........0.+......4096 ..16967424 = ........97152.+...16773120.+.....97152 ...2260992 = ......1130496.+..........0.+...1130496 .414835410 = 1.+...8400704.+..398034000.+...8400704.+.1 ..91570176 = 0.+..45785088.+..........0.+..45785088.+.0 5027174400 = 0.+.198896640.+.4629381120.+.198896640.+.0 G.f. = 1 + 19665x*q^32 + 8192*q^40 + 16967424*q^48 + ... CROSSREFS Sequence in context: A037148 A323282 A175744 * A204943 A345657 A113919 Adjacent sequences: A024208 A024209 A024210 * A024212 A024213 A024214 KEYWORD nonn,more AUTHOR N. J. A. Sloane EXTENSIONS Corrected and extended by Edward Pervin, Jun 10 2002 a(11)-a(15) from Andy Huchala, May 04 2023 STATUS approved

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Last modified May 28 16:48 EDT 2024. Contains 372916 sequences. (Running on oeis4.)