%I A060889
%S A060889 1,1,151,4561,49981,315121,1406371,4956001,14709241,38316961,90090991,
%T A060889 195019441,394379701,753327121,1370877691,2392743361,4027518961,
%U A060889 6566760001,10409530951,16092043921,24323047981,36025669681,52386445651
%N A060889 n^8-n^7+n^5-n^4+n^3-n+1.
%C A060889 Let Phi_k(x) be the k-th cyclotomic polynomial and form the sequence 
               Phi_k(0), Phi_k(1), Phi_k(2), ... This gives A000027 (k=2), A002061 
               (k=3), A002522 (k=4), A053699 (k=5), A002061 (k=6), A053716 (k=7), 
               A002523 (k=8), A060883 (k=9), A060884 (k=10), A060885 (k=11), A060886 
               (k=12), A060887 (k=13), A060888 (k=14), A060889 (k=15), A060890 (k=16), 
               A060891 (k=18), A060892 (k=20), A060893 (k=24), A060894 (k=30), A060895 
               (k=32), A060896 (k=36).
%H A060889 Harry J. Smith, <a href="b060889.txt">Table of n, a(n) for n=0,...,1000</
               a>
%o A060889 (PARI) { for (n=0, 1000, write("b060889.txt", n, " ", n^8 - n^7 + n^5 
               - n^4 + n^3 - n + 1); ) } [From Harry J. Smith (hjsmithh(AT)sbcglobal.net), 
               Jul 14 2009]
%Y A060889 Sequence in context: A139640 A130870 A143012 this_sequence A097640 A038857 
               A137632
%Y A060889 Adjacent sequences: A060886 A060887 A060888 this_sequence A060890 A060891 
               A060892
%K A060889 nonn
%O A060889 0,3
%A A060889 N. J. A. Sloane (njas(AT)research.att.com), May 05 2001