Positions of the digit '6' in the decimal expansion of Pi.

Terms

a(0) =7a(1) =20a(2) =22a(3) =41a(4) =69a(5) =72a(6) =75a(7) =82a(8) =98a(9) =108a(10) =117a(11) =118a(12) =127a(13) =181a(14) =184a(15) =200a(16) =211a(17) =212a(18) =219a(19) =226a(20) =234a(21) =239a(22) =253a(23) =257a(24) =258a(25) =263a(26) =268a(27) =276a(28) =277a(29) =286