login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A292335 Numbers k such that k^2 divides 10^k + 1. 2
1, 11, 253, 11891, 35167, 45023, 96569, 640343, 1035529, 1652849, 2221087, 19588019, 30096121, 48669863, 74901409, 88023001, 89007677, 104391089, 143938531, 154261943, 308731093, 395256917, 674608561, 725434237, 920636893, 1737332531, 2620923899, 4137081047, 4183360819, 5621571197, 6765110957, 9090909091, 10411295851, 14510361371 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Max Alekseyev, Table of n, a(n) for n = 1..93

CROSSREFS

Subsequence of A015958.

Cf. A127100, A128683.

Sequence in context: A009055 A009067 A128683 * A177912 A128405 A052782

Adjacent sequences:  A292332 A292333 A292334 * A292336 A292337 A292338

KEYWORD

nonn

AUTHOR

Max Alekseyev, Sep 15 2017

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified May 20 04:41 EDT 2022. Contains 353851 sequences. (Running on oeis4.)