This site is supported by donations to The OEIS Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A154812 Primes p such that the smallest decimal digit of p plus the smallest decimal digit of prime(p) is prime. 0
 2, 11, 13, 19, 23, 29, 31, 41, 47, 59, 61, 67, 79, 97, 103, 107, 109, 113, 157, 163, 167, 191, 193, 199, 211, 223, 227, 229, 233, 239, 241, 251, 257, 263, 269, 271, 277, 281, 283, 293, 331, 337, 367, 373, 379, 383, 389, 401, 419, 433, 439, 443, 449, 461, 463 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS MAPLE for n from 1 to 300 do p := ithprime(n) ; if isprime( A054054(p) +A054054(ithprime(p)) ) then printf("%d, ", p ) ; end if; end do: # R. J. Mathar, May 05 2010 CROSSREFS Sequence in context: A178796 A068807 A241732 * A038894 A207039 A095743 Adjacent sequences:  A154809 A154810 A154811 * A154813 A154814 A154815 KEYWORD nonn,base,less AUTHOR Juri-Stepan Gerasimov, Jan 15 2009 EXTENSIONS Corrected (11, 31, 293, 373 inserted, 457 removed) by R. J. Mathar, May 05 2010 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.

Last modified May 19 05:05 EDT 2019. Contains 323377 sequences. (Running on oeis4.)