OFFSET
1,1
COMMENTS
The height of a polynomial is the maximum of the absolute value of its coefficients. Subsequence of A154430.
LINKS
T. D. Noe, Table of n, a(n) for n = 1..1000
PROG
(PARI) is(n)=issquarefree(n) && n%2 && vecmax(abs(Vec(polcyclo(n))))==4 \\ Charles R Greathouse IV, Nov 05 2017
CROSSREFS
KEYWORD
nonn
AUTHOR
T. D. Noe, Dec 16 2008, Jan 09 2009
STATUS
approved