A020511 - OEIS

%I #14 Feb 26 2024 10:27:03

%S -12,-13,-11,133,145,19141,157,2756293,20737,2984257,22621,

%T 57154490053,20593,8230246567621,3257437,465542221,429981697,

%U 170662392826187461,2987713,24575384566970994373,427016305

%N Cyclotomic polynomials at x=-12.

%H Paolo Xausa, <a href="/A020511/b020511.txt">Table of n, a(n) for n = 0..900</a>

%H <a href="/index/Cy#CyclotomicPolynomialsValuesAtX">Index entries for cyclotomic polynomials, values at X</a>

%p with(numtheory,cyclotomic); f := n->subs(x=-12,cyclotomic(n,x)); seq(f(i),i=0..64);

%t Join[{-12}, Cyclotomic[Range[30], -12]] (* _Paolo Xausa_, Feb 26 2024 *)

%K sign

%O 0,1

%A _Simon Plouffe_