Number of degree 3 vertices in the n-Sierpinski carpet graph.

A365607

Number of degree 3 vertices in the n-Sierpinski carpet graph.

Terms

    a(0) =0a(1) =40a(2) =328a(3) =2536a(4) =19912a(5) =158056a(6) =1260616a(7) =10073320a(8) =80551624a(9) =644308072a(10) =5154149704a(11) =41232252904a(12) =329855188936

External references