login
Row sums of A123539.
1

%I #12 Oct 16 2017 02:02:54

%S 0,1,3,4,6,7,9,10,17,22,29,41,64,108,188,325,547,890,1399,2129,3147,

%T 4543,6486,9445,14905,27370,59369,142897,353726,860026,2014744,

%U 4523565,9738843,20157022,40235827,77701770,145593150,265384904

%N Row sums of A123539.

%H G. C. Greubel, <a href="/A123540/b123540.txt">Table of n, a(n) for n = 0..1000</a>

%t t[n_, m_] := Binomial[n - m, n - Binomial[m, Floor[m/2]]]; Table[Sum[t[n, m], {m, 0, Floor[n/2]}], {n, 0, 50}] (* _G. C. Greubel_, Oct 15 2017 *)

%Y Cf. A001405, A123539.

%K nonn

%O 0,3

%A _Roger L. Bagula_, Nov 11 2006