A096758 Index of first occurrence of exactly n consecutive fours in a row in the decimal expansion of Pi.

2, 59, 2707, 54525, 808650, 828499, 17893953, 22931745, 1346808619, 115763387962, 66757797341, 1379889220413, 15170474235886

Offset: 1

Author

Robert G. Wilson v, Jul 07 2004

Keywords

• base
• nonn

Comments

First differs from A050283 at n = 10. In particular, a(10) > a(11) while A050283(10) = A050283(11) = a(11). - Dmitry Petukhov, Jan 25 2020

a(14) > 22*10^12. - Dmitry Petukhov, Jan 25 2020

Links

• David G. Andersen, The Pi-Search Page.
• Peter Trüb, 22.4 trillion digits of pi

Crossrefs

Cf. A050279, A035117, A096756, A096757, A050283, A096759, A096760, A096761, A096762, A096763 (similar for digits 0 through 9).

Extensions

a(10)-a(13) from Dmitry Petukhov, Jan 25 2020