Starting positions of strings of four 2's in the decimal expansion of Pi.

Terms

a(0) =4902a(1) =7964a(2) =12486a(3) =43405a(4) =50271a(5) =55736a(6) =62920a(7) =65260a(8) =65261a(9) =71778a(10) =83521a(11) =97191a(12) =98423a(13) =103025a(14) =105290a(15) =123462a(16) =125053a(17) =125172a(18) =125656a(19) =138493a(20) =138655a(21) =150949a(22) =162191a(23) =192255a(24) =196397a(25) =204561a(26) =204850a(27) =209562a(28) =216368a(29) =216660