The OEIS is supported by the many generous donors to the OEIS Foundation.
Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
%I #10 Nov 25 2014 14:04:39
%S 10,11,19,31,79,131,179,239,251,379,419,431,439,479,499,571,599,631,
%T 659,719,751,839,971,1019,1091,1171,1259,1319,1559,1619,1759,1811,
%U 1831,1879,1931,1979
%N Numbers n such that A214789(n) = n-6.
%C It is still a conjecture that 10 is the only nonprime in this sequence. This sequence is disjoint from A214791.
%o (PARI) is(n)=my(k); while(((Mod([1, 1; 1, 0], n))^k++)[1, 2]!=-8, ); k==n-7 \\ _Charles R Greathouse IV_, Nov 25 2014
%Y Cf. A214789, A214791, A214792.
%K nonn
%O 1,1
%A _Art DuPre_, Aug 03 2012