Search: id:A035605
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%I A035605
%S A035605 0,2,44,486,3608,20330,93060,361550,1229360,3742290,10377180,
%T A035605 26572086,63521352,143027898,305568564,623207070,1219605600,
%U A035605 2300164770,4196289420,7428962950,12798246520,21507034122
%N A035605 Number of points of L1 norm 11 in cubic lattice Z^n.
%D A035605 J. Serra-Sagrista, Enumeration of lattice points in l_1 norm, Information 
               Processing Letters, 76, no. 1-2 (2000), 39-44.
%H A035605 J. H. Conway and N. J. A. Sloane, Low-Dimensional Lattices VII: Coordination 
               Sequences, Proc. Royal Soc. London, A453 (1997), 2369-2389 (<a href="http:/
               /www.research.att.com/~njas/doc/ldl7.txt">Abstract</a>, <a href="http:/
               /www.research.att.com/~njas/doc/ldl7.pdf">pdf</a>, <a href="http:/
               /www.research.att.com/~njas/doc/ldl7.ps">ps</a>).
%p A035605 f := proc(d,m) local i; sum( 2^i*binomial(d,i)*binomial(m-1,i-1),i=1..min(d,
               m)); end; # n=dimension, m=norm
%Y A035605 Sequence in context: A006313 A059737 A123829 this_sequence A009620 A001627 
               A094397
%Y A035605 Adjacent sequences: A035602 A035603 A035604 this_sequence A035606 A035607 
               A035608
%K A035605 nonn,easy
%O A035605 0,2
%A A035605 N. J. A. Sloane (njas(AT)research.att.com).

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