Number of rooted planar maps with n edges.

Terms

a(0) =1a(1) =1a(2) =5a(3) =22a(4) =164a(5) =1030a(6) =8885a(7) =65954a(8) =614404a(9) =5030004a(10) =49145460a(11) =429166584a(12) =4331674512a(13) =39599553708a(14) =409230997461