Starting positions of strings of seven 5's in the decimal expansion of Pi.

Terms

a(0) =3517236a(1) =9325203a(2) =10519242a(3) =28653199a(4) =65607194a(5) =122342168a(6) =128313922a(7) =135018842a(8) =147317225a(9) =162390401a(10) =168743355a(11) =168743356a(12) =175406803a(13) =184641261a(14) =197720922a(15) =204132734a(16) =221104964a(17) =225060984a(18) =228577795a(19) =268767309a(20) =270266106a(21) =286343387a(22) =289646537a(23) =301829686a(24) =302554121