Total area of all squares and rectangles after 2^n stages in the toothpick structure of A139250, assuming the toothpicks have length 2.

A211012

Total area of all squares and rectangles after 2^n stages in the toothpick structure of A139250, assuming the toothpicks have length 2.

Terms

    a(0) =0a(1) =0a(2) =8a(3) =48a(4) =224a(5) =960a(6) =3968a(7) =16128a(8) =65024a(9) =261120a(10) =1046528a(11) =4190208a(12) =16769024a(13) =67092480a(14) =268402688a(15) =1073676288a(16) =4294836224a(17) =17179607040a(18) =68718952448a(19) =274876858368

External references