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Search: id:A008259
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| A008259 |
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Coordination sequence T2 for Moganite, also for for BGB1. |
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+0
1
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| 1, 4, 11, 24, 41, 62, 90, 122, 157, 200, 247, 296, 354, 416, 479, 552, 629, 706, 794, 886, 977, 1080, 1187, 1292, 1410, 1532, 1651, 1784, 1921, 2054, 2202, 2354, 2501, 2664, 2831, 2992, 3170, 3352, 3527, 3720, 3917, 4106, 4314, 4526, 4729, 4952, 5179, 5396
(list; graph; listen)
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OFFSET
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0,2
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REFERENCES
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Inorganic Crystal Structure Database: Collection Code 67669 (for Moganite)
Teter, D.M., Gibbs, G.V., Boisen, M.B., Allan, D.C., and Teter, M.P. (1995) First principles study of several hypothetical silica framework structures, Physical Review B, 52, pp. 8064-8073.
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LINKS
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R. W. Grosse-Kunstleve, Coordination Sequences and Encyclopedia of Integer Sequences
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FORMULA
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a(3m) = 22m^2+2, a(3m+1) = 22m^2+15m+4, a(3m+2)=22m^2+29m+11 (njas).
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CROSSREFS
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Adjacent sequences: A008256 A008257 A008258 this_sequence A008260 A008261 A008262
Sequence in context: A099456 A008069 A047950 this_sequence A008079 A008090 A008250
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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), David M. Teter (dmteter(AT)sandia.gov)
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