

A005926


Theta series of diamond with respect to midpoint of edge.
(Formerly M0005)


4



0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 6, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 12, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 12, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 6, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 18, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 18, 0, 0, 0
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OFFSET

0,4


REFERENCES

N. J. A. Sloane, Theta series and magic numbers for diamond and certain ionic crystal structures, J. Math. Phys. 28 (1987), 16531657.
N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).


LINKS

Herman Jamke (hermanjamke(AT)fastmail.fm), Feb 23 2008, Table of n, a(n) for n = 0..387


CROSSREFS

Cf. A045840.
Sequence in context: A014083 A238403 A112315 * A089803 A089811 A091888
Adjacent sequences: A005923 A005924 A005925 * A005927 A005928 A005929


KEYWORD

easy,nonn


AUTHOR

N. J. A. Sloane.


EXTENSIONS

More terms from Herman Jamke (hermanjamke(AT)fastmail.fm), Feb 23 2008


STATUS

approved



