login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A045937 Numbers n such that n through n+8 are divisible by the same number of distinct primes. 3
44360, 48919, 48920, 56014, 72650, 73292, 76581, 82324, 86331, 87758, 91814, 112142, 143491, 147951, 158719, 184171, 184172, 197588, 202498, 205244, 215300, 218972, 218973, 218974, 229728, 230628, 241129, 250933, 253204, 253665, 287492 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Primes counted without multiplicity. - Harvey P. Dale, May 05 2015

LINKS

Amiram Eldar, Table of n, a(n) for n = 1..10000

MATHEMATICA

Flatten[Position[Partition[PrimeNu[Range[300000]], 9, 1], _?(Length[ Union[ #]] == 1&), {1}, Heads->False]] (* Harvey P. Dale, May 05 2015 *)

CROSSREFS

Cf. A001221, A006049, A006073, A045932-A045936, A045938.

Sequence in context: A257714 A204668 A115959 * A138359 A178553 A216203

Adjacent sequences:  A045934 A045935 A045936 * A045938 A045939 A045940

KEYWORD

nonn

AUTHOR

David W. Wilson

EXTENSIONS

Offset corrected by Amiram Eldar, Oct 26 2019

STATUS

approved

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

License Agreements, Terms of Use, Privacy Policy. .

Last modified May 28 15:33 EDT 2020. Contains 334684 sequences. (Running on oeis4.)