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A157220
Erroneous version of
A304182
.
0
3, 2, 4, 2, 6, 2, 4, 2, 6, 2, 8, 2, 6, 4, 4, 2, 6, 2, 8, 4, 6, 2, 6, 2, 6, 2, 4, 2, 12
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OFFSET
2,1
LINKS
Table of n, a(n) for n=2..30.
John S. Rutherford,
Sublattice enumeration. IV. Equivalence classes of plane sublattices by parent Patterson symmetry and colour lattice group type
, Acta Cryst. (2009). A65, 156-163. [See Table 4. Contains errors for n = 24 and 28.]
CROSSREFS
Sequence in context:
A356275
A256918
A099871
*
A304182
A256284
A322979
Adjacent sequences:
A157217
A157218
A157219
*
A157221
A157222
A157223
KEYWORD
dead
AUTHOR
N. J. A. Sloane
, Feb 25 2009
STATUS
approved
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Last modified September 4 07:24 EDT 2024. Contains 375679 sequences. (Running on oeis4.)