Numbers n such that n and pi(n) (A000720) are palindromic.

Terms

a(0) =1a(1) =2a(2) =3a(3) =4a(4) =5a(5) =6a(6) =7a(7) =8a(8) =9a(9) =11a(10) =22a(11) =33a(12) =262a(13) =323a(14) =393a(15) =525a(16) =535a(17) =555a(18) =666a(19) =818a(20) =878a(21) =949a(22) =2002a(23) =3773a(24) =5775a(25) =6116a(26) =13031a(27) =19591a(28) =39093a(29) =41414