Sequence of integers defined by 3-expansion of Pi-3.

Terms

a(0) =5a(1) =9a(2) =19a(3) =37a(4) =73a(5) =147a(6) =293a(7) =585a(8) =1169a(9) =2337a(10) =4675a(11) =9351a(12) =18703a(13) =37407a(14) =74815a(15) =149631a(16) =299261a(17) =598523a(18) =1197047a(19) =2394093a(20) =4788187a(21) =9576373a(22) =19152747a(23) =38305493a(24) =76610987a(25) =153221973a(26) =306443945a(27) =612887889a(28) =1225775779a(29) =2451551557