Number of independent vertex subsets of the graph obtained by attaching two pendant edges to each vertex of the star graph S_n (having n vertices; see A235114).
A235115
Number of independent vertex subsets of the graph obtained by attaching two pendant edges to each vertex of the star graph S_n (having n vertices; see A235114).
Terms
- a(0) =5a(1) =24a(2) =116a(3) =564a(4) =2756a(5) =13524a(6) =66596a(7) =328884a(8) =1628036a(9) =8074644a(10) =40111076a(11) =199506804a(12) =993339716a(13) =4949921364a(14) =24682497956a(15) =123144054324a(16) =614646529796
External references
- oeis: A235115