%I #4 Mar 26 2015 11:35:54
%S 1,3,6,7,10,15,21,28,36,37,40,45,55,66,78,91,105,120,121,124,129,136,
%T 153,171,190,210,231,253,276,300,301,304,309,316,325,351,378,406,435,
%U 465,496,528,561,595,630,631,634,639,646,655,666,703,741,780,820,861
%N Partial sums of A255437.
%H Reinhard Zumkeller, <a href="/A255508/b255508.txt">Table of n, a(n) for n = 1..10000</a>
%o (Haskell)
%o a255508 n = a255508_list !! (n-1)
%o a255508_list = scanl1 (+) a255437_list
%Y Cf. A255437, A255879.
%K nonn
%O 1,2
%A _Reinhard Zumkeller_, Mar 23 2015