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!)
A303910 Largest positive integer m with pi(m*n) = m + n, where pi(x) denotes the number of primes not exceeding x. 0

%I #9 May 04 2018 11:49:16

%S 41,148,409,998,2597,6424,15889,39970,100192,251637,637063,1617110,

%T 4124272,10553278,27066824,69709557,179992524,465769748,1208198402,

%U 3140421406,8179001739,21338685037,55762148901,145935688930,382465573384,1003652346785,2636913002779

%N Largest positive integer m with pi(m*n) = m + n, where pi(x) denotes the number of primes not exceeding x.

%C a(n) >= A281197(n) >= A247600(n).

%Y Cf. A247600, A281197.

%K nonn

%O 5,1

%A _Chai Wah Wu_, May 02 2018

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 March 29 10:59 EDT 2024. Contains 371277 sequences. (Running on oeis4.)