EDT Cameras

Last modified June 16 16:11 EDT 2018. Contains 305474 sequences. (Running on oeis4.). Unbox the camera. Plug it in and connect it to your Wi-Fi network. Download the app & scan the QR code. You are ready to go! Virtually all base mode and most medium mode cameras are supported by EDT’s Camera Link framegrabber and extension (RCX) products. +1-800-435-4320 info@edt.com Company. EDT: Device: 016-01717-00: 10′ Camera Link: All Camera Link: MDR26 F: MDR26 F: PCI DV C-Link: 016-02563-00: 18″‘.

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A006226

Number of abstract n-dimensional crystallographic point groups.
(Formerly M1916)

1, 2, 9, 18, 118, 239, 1594(list; graph; refs; listen; history; text; internal format)

OFFSET	`0,2`
REFERENCES	`P. Engel, 'Geometric crystallography,' in P. M. Gruber and J. M. Wills, editors, Handbook of Convex Geometry. North-Holland, Amsterdam, Vol. B, pp. 989-1041.` `T. Janssen, Crystallographic Groups. North-Holland, Amsterdam, 1973, p. 73.` `N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).`
LINKS	`A. C. Hurley, Finite rotation groups and crystal classes in four dimensions, Proc. Cambridge Philos. Soc. 47, (1951). 650-661.` `A. C. Hurley, Crystal Classes of Four-Dimensional Space R4, Acta Crystallog., 22 (1967), see especially p. 605.` `W. Plesken and T. Schulz, Counting crystallographic groups in low dimensions, Experimental Mathematics, 9 (No. 3, 2000), 407-411.` `W. Plesken and T. Schulz, CARAT Homepage` `W. Plesken and T. Schulz, CARAT Homepage [Cached copy in pdf format (without subsidiary pages), with permission]` `W. Plesken and T. Schulz, Introduction to CARAT [Cached copy in pdf format (without subsidiary pages), with permission]` `E. S. Rosenthal & N. J. A. Sloane, Correspondence, 1975`
CROSSREFS	`Cf. A004027, A004028, A004029.` `Sequence in context: A037421A083423A068978 * A109298A297470A075537` `Adjacent sequences: A006223A006224A006225 * A006227A006228A006229`
KEYWORD	`hard,nonn,more,nice`
AUTHOR
EXTENSIONS	`Two more terms from W. Plesken and T. Schulz (tilman(AT)momo.math.rwth-aachen.de), Feb 27 2001` `Offset corrected by Andrey Zabolotskiy, Jul 10 2017`
STATUS	`approved`

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Last modified February 11 10:36 EST 2021. Contains 341017 sequences. (Running on oeis4.)