Cycle class sequence c(2n) (the number of true cycles of length 2n in which a certain node is included) for zeolite ERI = Erionite (Na2,Ca..)3.5K2[Al9Si27O72].27H2O starting with a T2 atom.
A019014
Cycle class sequence c(2n) (the number of true cycles of length 2n in which a certain node is included) for zeolite ERI = Erionite (Na2,Ca..)3.5K2[Al9Si27O72].27H2O starting with a T2 atom.
Terms
- a(0) =2a(1) =5a(2) =26a(3) =182a(4) =1122a(5) =6132a(6) =35768a(7) =222992a(8) =1437244a(9) =9398554a(10) =62612956a(11) =423908430a(12) =2900198656a(13) =19981497250a(14) =138474355718
External references
- oeis: A019014