Number of vertices in regular n-gon after 2 generations of mitosis.

Terms

a(0) =3a(1) =5a(2) =15a(3) =25a(4) =119a(5) =81a(6) =504a(7) =311a(8) =1309a(9) =481a(10) =3601a(11) =1639a(12) =5985a(13) =3329a(14) =12070a(15) =4033a(16) =19418a(17) =11261a(18) =26019a(19) =18107a(20) =42872a(21) =16153a(22) =60900a(23) =38897a(24) =83970a(25) =54993a(26) =137460a(27) =38161a(28) =159650a(29) =97089