OFFSET
1,1
COMMENTS
The corresponding primes are in A144131.
Sequence is infinite under Bunyakovsky's conjecture. - Charles R Greathouse IV, May 29 2013
LINKS
Robert Israel, Table of n, a(n) for n = 1..10000
MAPLE
filter:= n -> isprime(8*n^4 - 8*n^2+1):
select(filter, [$1..300]); # Robert Israel, Jan 22 2020
MATHEMATICA
lst={}; Do[If[PrimeQ[ChebyshevT [4, n]], AppendTo[lst, n]], {n, 10^3}]; lst
PROG
(PARI) is(n)=isprime(polchebyshev(4, 1, n)) \\ Charles R Greathouse IV, May 29 2013
CROSSREFS
KEYWORD
nonn
AUTHOR
Michel Lagneau, Nov 17 2012
STATUS
approved