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A083196 8*n^4+9*n^2+2. +0
2
2, 19, 166, 731, 2194, 5227, 10694, 19651, 33346, 53219, 80902, 118219, 167186, 230011, 309094, 407027, 526594, 670771, 842726, 1045819, 1283602, 1559819, 1878406, 2243491, 2659394, 3130627, 3661894, 4258091, 4924306, 5665819, 6488102, 7396819, 8397826 (list; graph; listen)
OFFSET

0,1

COMMENT

Minimal norm of a sequence of 3-D lattices that converges to the FCC lattice.

CROSSREFS

Cf. A082942.

Sequence in context: A037643 A057858 A065898 this_sequence A037526 A037735 A037558

Adjacent sequences: A083193 A083194 A083195 this_sequence A083197 A083198 A083199

KEYWORD

nonn

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com), Nov 17 2008

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Last modified November 25 14:49 EST 2009. Contains 167514 sequences.


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