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A050283
a(n) is the starting position of the first occurrence of a string of n 4's in the decimal expansion of Pi.
15
2, 59, 2707, 54525, 808650, 828499, 17893953, 22931745, 1346808619, 66757797341, 66757797341, 1379889220413, 15170474235886
OFFSET
1,1
COMMENTS
a(14) > 22*10^12. - Dmitry Petukhov, Jan 25 2020
LINKS
Eric Weisstein's World of Mathematics, Pi Digits.
EXAMPLE
More terms from Colin Martin (cbmartin(AT)tpg.com.au), Mar 03 2002
CROSSREFS
Sequence in context: A241324 A369952 A139190 * A096758 A262638 A202622
KEYWORD
nonn,base
EXTENSIONS
a(10)-a(13) from Dmitry Petukhov, Jan 25 2020
STATUS
approved