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!)
A193825 Primes of the form 10^n-prime(n). 1

%I #6 Mar 31 2012 13:48:31

%S 97,99989,9999999999999999999999999999999999999827,

%T 999999999999999999999999999999999999999999999999999999999999999999653

%N Primes of the form 10^n-prime(n).

%C Next term (n=586) is too large to be listed above. See A110066 for the numbers n which yield further terms of this sequence.

%F a(n)=10^A110066(n)-prime(A110066(n)).

%o (PARI) for(n=1,999, ispseudoprime(t=10^n-prime(n)) && print1(t","))

%Y Cf. A110065, A110066, A110067, A173837, A174176.

%K nonn

%O 1,1

%A _M. F. Hasler_, Aug 06 2011

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 April 24 17:29 EDT 2024. Contains 371962 sequences. (Running on oeis4.)