%I #11 Mar 15 2020 21:01:42
%S 1,0,1,0,1,0,2,0,2,1,2,1,4,1,4,2,4,2,7,2,7,4,7,4,11,4,11,7,11,7,16,7,
%T 16,11,16,11,23,11,23,16,23,16,31,16,31,23,31,23,41,23,41,31,41,31,53,
%U 31,53,41,53,41,67,41,67,53
%N Expansion of 1/((1-x^2)*(1-x^6)*(1-x^9)*(1-x^12)).
%C Number of partitions of n into parts 2, 6, 9, and 12. - _Joerg Arndt_, Jun 02 2014
%H Vincenzo Librandi, <a href="/A029223/b029223.txt">Table of n, a(n) for n = 0..1000</a>
%H <a href="/index/Rec#order_29">Index entries for linear recurrences with constant coefficients</a>, signature (0, 1, 0, 0, 0, 1, 0, -1, 1, 0, -1, 1, 0, -1, -1, 0, 1, -1, 0, 1, -1, 0, 1, 0, 0, 0, 1, 0, -1).
%t CoefficientList[Series[1/((1 - x^2) (1 - x^6) (1 - x^9) (1 - x^12)), {x, 0, 100}], x] (* _Vincenzo Librandi_, Jun 02 2014 *)
%o (PARI) Vec(1/((1-x^2)*(1-x^6)*(1-x^9)*(1-x^12)) + O(x^80)) \\ _Jinyuan Wang_, Mar 15 2020
%K nonn,easy
%O 0,7
%A _N. J. A. Sloane_
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