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A050281
a(n) is the starting position of the first occurrence of a string of n 2's in the decimal expansion of Pi.
14
6, 135, 1735, 4902, 65260, 963024, 82599811, 175820910, 1270311937, 20717271655, 225023890967, 1479132847647, 5547233660249
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OFFSET
1,1
LINKS
Table of n, a(n) for n=1..13.
Peter Trüb,
22.4 trillion digits of pi
Eric Weisstein's World of Mathematics,
Pi Digits.
CROSSREFS
Cf.
A035117
.
Sequence in context:
A295408
A301463
A220064
*
A096756
A386415
A356505
Adjacent sequences:
A050278
A050279
A050280
*
A050282
A050283
A050284
KEYWORD
nonn
,
base
,
more
AUTHOR
Eric W. Weisstein
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
STATUS
approved
