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Revision History for A018975 (Underlined text is an addition; strikethrough text is a deletion.)

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A018975 Cycle class sequence c(2n) (the number of true cycles of length 2n in which a certain node is included) for zeolite AHT = AlPO4-H2 [ Al6P6O12 ] . 8H2 O.
(history; published version)
#9 by Alois P. Heinz at Sun Mar 10 20:51:21 EDT 2019
STATUS

proposed

approved

#8 by Sean A. Irvine at Sun Mar 10 20:34:21 EDT 2019
STATUS

editing

proposed

#7 by Sean A. Irvine at Sun Mar 10 20:34:13 EDT 2019
DATA

2, 16, 32, 220, 872, 5886, 35346, 242546, 1605278, 10937906, 74343368, 513111965, 3568652234, 25077325748, 177535832330

KEYWORD

nonn,more

EXTENSIONS

a(11)-a(16) from Sean A. Irvine, Mar 10 2019

STATUS

approved

editing

#6 by N. J. A. Sloane at Thu Nov 11 07:34:06 EST 2010
LINKS

G. Thimm, <a href="="/thimm1.html">Cycle sequences of crystal structures</a>

KEYWORD

nonn,new

nonn

#5 by N. J. A. Sloane at Fri Feb 27 03:00:00 EST 2009
LINKS

G. Thimm, <a href="http://www.research.att.com/~njas/sequences/thimm1.html">Cycle sequences of crystal structures</a>

KEYWORD

nonn,new

nonn

#4 by N. J. A. Sloane at Fri May 16 03:00:00 EDT 2003
REFERENCES

G. Thimm and W. E. Klee, Zeolite cycle sequences, Zeolites, 19, pp. 422-424, 1997.

LINKS

<G. Thimm, <a href="http://www.research.idiapatt.chcom/~thimmnjas/zeolitessequences/cyclesthimm1.html">MoreCycle sequences of crystal infostructures</a>

KEYWORD

nonn,new

nonn

AUTHOR

Georg Thimm (thimm@idiapmgeorg(AT)ntu.edu.chsg)

#3 by N. J. A. Sloane at Sat Dec 11 03:00:00 EST 1999
NAME

Cycle class sequence c(2n) (the number of true cycles of length 2n in which a certain node is included) for zeolite AHT = AlPO4-H2 [ [ Al6P6O12 ] . 8H2 O.

LINKS

<a href="http://www.idiap.ch/~thimm/zeolites/cycles.html">More info</a>

KEYWORD

nonn,new

nonn

#2 by N. J. A. Sloane at Sun Jun 14 03:00:00 EDT 1998
REFERENCES

KEYWORD

nonn,new

nonn

#1 by N. J. A. Sloane at Wed Dec 11 03:00:00 EST 1996
NAME

Cycle class sequence c(2n) (the number of true cycles of length 2n in which a certain node is included) for zeolite AHT = AlPO4-H2 [Al6P6O12 ] . 8H2 O.

DATA

2, 16, 32, 220, 872, 5886, 35346, 242546, 1605278

OFFSET

2,1

REFERENCES

KEYWORD

nonn

AUTHOR

Georg Thimm (thimm@idiap.ch)

STATUS

approved

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Last modified August 30 00:57 EDT 2024. Contains 375520 sequences. (Running on oeis4.)