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A029203 Expansion of 1/((1-x^2)*(1-x^5)*(1-x^7)*(1-x^12)). 1

%I #14 Mar 15 2020 21:21:15

%S 1,0,1,0,1,1,1,2,1,2,2,2,4,2,5,3,5,5,5,7,6,8,8,8,11,9,13,11,14,14,15,

%T 17,17,19,20,21,24,23,27,26,30,30,33,34,36,38,40,42,45,46,50,50,55,55,

%U 60,61,65,67,70,73,77,79,84

%N Expansion of 1/((1-x^2)*(1-x^5)*(1-x^7)*(1-x^12)).

%C Number of partitions of n into parts 2, 5, 7, and 12. - _Joerg Arndt_, Jun 02 2014

%H Vincenzo Librandi, <a href="/A029203/b029203.txt">Table of n, a(n) for n = 0..1000</a>

%H <a href="/index/Rec#order_26">Index entries for linear recurrences with constant coefficients</a>, signature (0,1,0,0,1,0,0,0,-1,0,0,0,0,0,0,0,-1,0,0,0,1,0,0,1,0,-1).

%t CoefficientList[Series[1/((1 - x^2) (1 - x^5) (1 - x^7) (1 - x^12)), {x, 0, 100}], x] (* _Vincenzo Librandi_, Jun 02 2014 *)

%o (PARI) Vec(1/((1-x^2)*(1-x^5)*(1-x^7)*(1-x^12)) + O(x^80)) \\ _Jinyuan Wang_, Mar 15 2020

%K nonn,easy

%O 0,8

%A _N. J. A. Sloane_

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