perplexus.info :: Sequences : Weird sequence 2

Weird sequence 2 (Posted on 2025-04-10)

2, 18, 182, 1828, _____...

No Solution Yet Submitted by Math Man

No Rating

Comments: ( Back to comment list | You must be logged in to post comments.)

researched answer (spoiler)

| Comment 1 of 2

In the OEIS:

a(n) is the first n-digit substring to repeat in the decimal expansion of e.

2 appears at positions 0 and 4.

18 appears at positions 2 and 6.

182 appears at positions 2 and 6.

1828 appears at positions 2 and 6.

98793 appears at positions 478 and 494.

987931 appears at positions 478 and 494.

4349076 appears at positions 170 and 2731.

...

Posted by Charlie on 2025-04-10 10:56:19

Please log in:

Forums (0)
Newest Problems
Random Problem
FAQ | About This Site
Site Statistics
New Comments (9)
Unsolved Problems
Top Rated Problems
This month's top
Most Commented On

Chatterbox:


perplexus dot info