Search: id:A008580
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%I A008580
%S A008580 1,5,13,27,45,67,95,125,163,201,249,295,353,407,475,537,
%T A008580 615,685,773,851,949,1035,1143,1237,1355,1457,1585,1695,
%U A008580 1833,1951,2099,2225,2383,2517,2685,2827,3005,3155,3343
%N A008580 Crystal ball sequence for planar net 3.6.3.6.
%H A008580 T. D. Noe, <a href="b008580.txt">Table of n, a(n) for n=0..1000</a>
%H A008580 <a href="Sindx_Cor.html#crystal_ball">Index entries for crystal ball 
               sequences</a>
%F A008580 G.f.: [(1+2x)(1+2x+2x^2+2x^3-x^4)]/[(1-x)^3(1+x)^2]. - R. Stephan, Apr 
               24 2004
%Y A008580 Sequence in context: A014813 A160420 A147411 this_sequence A123326 A025193 
               A002717
%Y A008580 Adjacent sequences: A008577 A008578 A008579 this_sequence A008581 A008582 
               A008583
%K A008580 nonn,nice
%O A008580 0,2
%A A008580 N. J. A. Sloane (njas(AT)research.att.com).

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