Number of n-node planar graphs with minimum degree at least 5.

Terms

a(0) =0a(1) =0a(2) =0a(3) =0a(4) =0a(5) =0a(6) =0a(7) =0a(8) =0a(9) =0a(10) =0a(11) =1a(12) =0a(13) =1a(14) =1a(15) =5a(16) =8a(17) =30a(18) =85a(19) =392a(20) =1587a(21) =7659a(22) =36309a(23) =180642a(24) =899574a(25) =4541403