Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite BRE = Brewsterite (Sr,Ba)2[Al4Si12O32].10H2O starting with a T2 atom.

A019086

Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite BRE = Brewsterite (Sr,Ba)2[Al4Si12O32].10H2O starting with a T2 atom.

Terms

    a(0) =0a(1) =2a(2) =2a(3) =5a(4) =8a(5) =25a(6) =29a(7) =98a(8) =189a(9) =554a(10) =1136a(11) =3243a(12) =7008a(13) =19592a(14) =45249a(15) =122606a(16) =294165a(17) =792112a(18) =1954846a(19) =5225025a(20) =13231501a(21) =35199804a(22) =90471850a(23) =240660287a(24) =624850650a(25) =1661864454a(26) =4351560901a(27) =11579823213

External references