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A096761 Position of first occurrence of exactly n consecutive sevens in a row in the decimal expansion of Pi. 20
13, 559, 4575, 1589, 162248, 399579, 3346228, 82144203, 24658601, 22869046249 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Differs from A050286 from a(3) > a(4) on. - M. F. Hasler, Mar 18 2017

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

LINKS

Table of n, a(n) for n=1..10.

David G. Andersen, The Pi-Search Page.

Peter TrĂ¼b, 22.4 trillion digits of pi

CROSSREFS

First occurrence of n times the same digit: A035117 (n '1's), A050281 (n '2's), A050282, A050283, A050284, A050286, A050287, A048940 (n '9's).

First occurrence of exactly n times the same digit: A096755 (exactly n '1's), A096756, A096757, A096758, A096759, A096760, A096761, A096762, A096763 (exactly n '9's), A050279 (exactly n '0's).

First occurrence of n: A176341; of concatenate(1,...,n): A121280 = A068987 - 1.

Cf. A000796: Decimal expansion (or digits) of Pi.

Sequence in context: A203360 A265503 A050286 * A076461 A168601 A142210

Adjacent sequences:  A096758 A096759 A096760 * A096762 A096763 A096764

KEYWORD

nonn,base,more

AUTHOR

Robert G. Wilson v, Jul 07 2004

EXTENSIONS

Edited by M. F. Hasler, Mar 19 2017

a(10) from Giovanni Resta, Oct 02 2019

STATUS

approved

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Last modified October 17 21:37 EDT 2019. Contains 328134 sequences. (Running on oeis4.)