%I #9 Jul 12 2018 02:54:00
%S 1,1,1,2,3,4,5,7,10,13,16,21,28,35,43,55,70,86,105,130,161,195,234,
%T 284,345,412,489,585,698,824,969,1143,1347,1575,1834,2141,2496,2891,
%U 3339,3862,4460,5125,5876,6740,7720,8810,10031,11423,12993,14730,16669,18862,21315
%N Expansion of Product_{k=1..10} (1+x^(2*k-1))/(1-x^(2*k)).
%H Seiichi Manyama, <a href="/A316722/b316722.txt">Table of n, a(n) for n = 0..10000</a>
%o (PARI) N=99; x='x+O('x^N); Vec(prod(k=1, 10, (1+x^(2*k-1))/(1-x^(2*k))))
%Y Product_{k=1..b} (1+x^(2*k-1))/(1-x^(2*k)): A000012 (b=1), A004525(n+1) (b=2), A000933(n+5) (b=3), A089597 (b=4), A014670 (b=5), A316718 (b=6), A316719 (b=7), A316720 (b=8), A316721 (b=9), this sequence (b=10).
%Y Cf. A316675.
%K nonn
%O 0,4
%A _Seiichi Manyama_, Jul 11 2018