%I #10 Dec 10 2016 10:33:15
%S 1,2,5,10,20,36,65,108,179,284,445,676,1017,1492,2168,3094,4372,6088,
%T 8406,11462,15509,20770,27614,36390,47646,61898,79939,102538,130808,
%U 165864,209272,262598,328008,407700,504607,621760,763123,932788,1136047
%N Self-convolution of sequence A001402.
%e a(8) = 108 because the eighth antidiagonal of the associated array is 14 11 14 15 15 14 11 14 and sums to 108.
%p A160647 := proc(n) coeftayl( convert(1/mul((1-x^j)^2,j=1..6),parfrac,x),x=0,n) ; end: seq(A160647(n),n=0..45) ; # _R. J. Mathar_, Jun 16 2009
%Y Cf. A117566.
%Y Sixth in a list of sequences related to numeric partitions; earlier sequences are A000027, A006918, A117485, A117486, and A117487.
%K easy,nonn
%O 1,2
%A _Alford Arnold_, May 27 2009
%E More terms from _R. J. Mathar_, Jun 16 2009
|