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A157222 Erroneous version of A304183. 0
0, 1, 1, 2, 3, 3, 4, 5, 6, 5, 8, 6, 9, 10, 10, 8, 15, 9, 14, 14, 15, 11, 21, 14, 18, 17, 22, 14, 30 (list; graph; refs; listen; history; text; internal format)
OFFSET

2,4

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: A112330 A332682 A304183 * A320033 A333527 A064047

Adjacent sequences:  A157219 A157220 A157221 * A157223 A157224 A157225

KEYWORD

dead

AUTHOR

N. J. A. Sloane, Feb 25 2009

STATUS

approved

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Last modified August 11 15:12 EDT 2020. Contains 336428 sequences. (Running on oeis4.)