Deficit in peeling rinds.

Terms

a(0) =1a(1) =2a(2) =8a(3) =18a(4) =55a(5) =138a(6) =470a(7) =1164a(8) =4055a(9) =10140a(10) =35609a(11) =89782a(12) =316513a(13) =803040