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A318184 a(n) = 2^(n * (n - 1)/2) * 3^((n - 1) * (n - 2)) * n^(n - 3). 4
1, 1, 72, 186624, 13604889600, 24679069470425088, 1036715783690392172494848, 962459606796748852884396910313472, 19112837387997044228759204010262201783812096, 7926475921550134182551017087135940323782552453120000000, 67406870957147550175650545441605700298239194363455522532832462241792 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

COMMENTS

Discriminant of Fermat polynomials.

F(0)=0, F(1)=1 and F(n) = 3x F(n - 1) -2 F(n - 2) if n>1.

LINKS

Table of n, a(n) for n=1..11.

Rigoberto Flórez, Robinson Higuita, and Alexander Ramírez, The resultant, the discriminant, and the derivative of generalized Fibonacci polynomials, arXiv:1808.01264 [math.NT], 2018.

Eric Weisstein's World of Mathematics, Discriminant

Eric Weisstein's World of Mathematics, Fermat Polynomial

CROSSREFS

Cf. A193678, A007701, A007701, A193678, A303941.

Sequence in context: A276014 A260779 A279656 * A290182 A008703 A135320

Adjacent sequences:  A318181 A318182 A318183 * A318185 A318186 A318187

KEYWORD

nonn

AUTHOR

Rigoberto Florez, Aug 20 2018

STATUS

approved

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Last modified November 20 21:27 EST 2018. Contains 317422 sequences. (Running on oeis4.)