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A263839 Erroneous version of A004028. 0
1, 2, 10, 32, 227, 955, 7104 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

REFERENCES

W. Plesken and T. Schulz, Counting crystallographic groups in low dimensions, Experimental Mathematics, 9 (No. 3, 2000), 407-411.

LINKS

Table of n, a(n) for n=0..6.

CROSSREFS

Sequence in context: A151019 A329427 A004028 * A236921 A316644 A080668

Adjacent sequences:  A263836 A263837 A263838 * A263840 A263841 A263842

KEYWORD

dead

STATUS

approved

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Last modified May 18 19:58 EDT 2021. Contains 344002 sequences. (Running on oeis4.)