A050281 a(n) is the starting position of the first occurrence of a string of n 2's in the decimal expansion of Pi.
6, 135, 1735, 4902, 65260, 963024, 82599811, 175820910, 1270311937, 20717271655, 225023890967, 1479132847647, 5547233660249
Offset: 1
Links
- Peter Trüb, 22.4 trillion digits of pi
- Eric Weisstein's World of Mathematics, Pi Digits.
Crossrefs
Cf. A035117.
Extensions
More terms from Colin Martin (cbmartin(AT)tpg.com.au), Mar 03 2002
a(10) from Giovanni Resta, Oct 02 2019
a(11)-a(13) from Dmitry Petukhov, Jan 14 2020