A096759 Index of first occurrence of just n consecutive fives in a row in the decimal expansion of Pi.

4, 130, 177, 33172, 24466, 244453, 3517236, 168743355, 5050944965, 7644991298, 157675736216, 1618922020656, 9593946215340, 7604259624808

Offset

1,1

Comments

Differs from A050284 as soon as a(4) > a(5) = A050284(4) = A050284(5). - M. F. Hasler, Apr 13 2019

a(11) > 99*10^9. - Giovanni Resta, Oct 02 2019

a(15) > 22*10^12. - Dmitry Petukhov, Jan 29 2020

Links

Table of n, a(n) for n=1..14.

David G. Andersen, The Pi-Search Page.

Peter Trüb, 22.4 trillion digits of pi

Crossrefs

Cf. A050284, A035117, A096756, A096757, A096758, A096760, A096761, A096762, A096763, A050279.

Sequence in context: A117897 A001425 A050284 * A299367 A299931 A006103

Adjacent sequences: A096756 A096757 A096758 * A096760 A096761 A096762

Keyword

nonn,base,more

Author

Robert G. Wilson v, Jul 07 2004

Extensions

Typo in a(10) corrected by Giovanni Resta, Oct 02 2019

a(11)-a(14) added by Dmitry Petukhov, Jan 12 2020

Status

approved