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Search: id:A008000
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| A008000 |
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Coordination sequence T1 for Zeolite Code ABW and ATN. |
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+0
1
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| 1, 4, 10, 21, 36, 54, 78, 106, 136, 173, 214, 256, 306, 360, 414, 477, 544, 610, 686, 766, 844, 933, 1026, 1116, 1218, 1324, 1426, 1541, 1660, 1774, 1902, 2034, 2160, 2301, 2446, 2584, 2738, 2896, 3046, 3213, 3384, 3546, 3726, 3910, 4084, 4277, 4474, 4660
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OFFSET
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0,2
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REFERENCES
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W. M. Meier, D. H. Olson and Ch. Baerlocher, Atlas of Zeolite Structure Types, 4th Ed., Elsevier, 1996
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LINKS
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R. W. Grosse-Kunstleve, Coordination Sequences and Encyclopedia of Integer Sequences
R. W. Grosse-Kunstleve, G. O. Brunner and N. J. A. Sloane, Algebraic Description of Coordination Sequences and Exact Topological Densities for Zeolites, Acta Cryst., A52 (1996), pp. 879-889.
International Zeolite Association, Database of Zeolite Structures
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FORMULA
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a(3m)=19m^2+2, a(3m+1)=19m^2+13m+4, a(3m+2)=19m^2+25m+10 (N. J. A. Sloane).
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CROSSREFS
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Sequence in context: A038407 A009894 A027370 this_sequence A038408 A038411 A033599
Adjacent sequences: A007997 A007998 A007999 this_sequence A008001 A008002 A008003
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KEYWORD
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nonn,easy
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AUTHOR
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R. W. Grosse-Kunstleve (rwgk(AT)cci.lbl.gov)
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