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A125514 Theta series of 4-dimensional lattice QQF.4.i. 1
1, 4, 20, 4, 52, 24, 20, 32, 116, 4, 120, 48, 52, 56, 160, 24, 244, 72, 20, 80, 312, 32, 240, 96, 116, 124, 280, 4, 416, 120, 120, 128, 500, 48, 360, 192, 52, 152, 400, 56, 696, 168, 160, 176, 624, 24, 480, 192, 244, 228, 620, 72, 728, 216, 20, 288, 928, 80, 600, 240, 312 (list; graph; refs; listen; history; internal format)
OFFSET

0,2

LINKS

John Cannon, Table of n, a(n) for n = 0..5000

G. Nebe and N. J. A. Sloane, Home page for this lattice

EXAMPLE

1 + 4*q^2 + 20*q^4 + 4*q^6 + 52*q^8 + 24*q^10 + 20*q^12 + 32*q^14 + 116*q^16 + ...

CROSSREFS

Sequence in context: A039921 A081852 A050017 * A118392 A180855 A196380

Adjacent sequences:  A125511 A125512 A125513 * A125515 A125516 A125517

KEYWORD

nonn

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com), Jan 31 2007

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Last modified February 15 16:28 EST 2012. Contains 205823 sequences.