Expansion of Pi in base 4.

Terms

a(0) =3a(1) =0a(2) =2a(3) =1a(4) =0a(5) =0a(6) =3a(7) =3a(8) =3a(9) =1a(10) =2a(11) =2a(12) =2a(13) =2a(14) =0a(15) =2a(16) =0a(17) =2a(18) =0a(19) =1a(20) =1a(21) =2a(22) =2a(23) =0a(24) =3a(25) =0a(26) =0a(27) =2a(28) =0a(29) =3