Total number of sides of a tetraflake-like fractal after n iterations, a(1) = 16 (see comments).

A235643

Total number of sides of a tetraflake-like fractal after n iterations, a(1) = 16 (see comments).

Terms

    a(0) =16a(1) =68a(2) =296a(3) =1300a(4) =5728a(5) =25268a(6) =111512a(7) =492196a(8) =2172592a(9) =9590180a(10) =42332936a(11) =186866356a(12) =824867584a(13) =3641141012a(14) =16072772984a(15) =70948650820a(16) =313182494032

External references