A107507 - OEIS

%I #12 May 14 2024 03:27:34

%S 1,264,13488,278168,3237984,25290408,147204624,684347448,2666539200,

%T 9015945800,27141718896,74182306776,186879023392,439124493288,

%U 971672262864,2040402823544,4092008534400,7879085829000,14630516376112,26297796632856,45903762942432

%N Coordination sequence for D_12 lattice

%H <a href="/index/Rec#order_12">Index entries for linear recurrences with constant coefficients</a>, signature (12,-66,220,-495,792,-924,792,-495,220,-66,12,-1).

%F G.f.: (x^12 +252*x^11 +10386*x^10 +133516*x^9 +732591*x^8 +1956216*x^7 +2698108*x^6 +1956216*x^5 +732591*x^4 +133516*x^3 +10386*x^2 +252*x +1) / (x -1)^12. [_Colin Barker_, Nov 20 2012]

%K nonn,easy

%O 0,2

%A _N. J. A. Sloane_, May 28 2005