A257682 - OEIS

%I #12 May 30 2016 18:23:45

%S 0,1,2,3,3,4,5,6,7,8,9,10,10,11,12,13,13,14,14,15,16,17,17,18,19,20,

%T 21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,42,

%U 43,44,45,45,46,47,48,49,50,51,52,52,53,54,55,55,56,56,57,58,59,59,60,60,61

%N Partial sums of A257680: a(0) = 0; for n >= 1, a(n) = A257680(n) + a(n-1).

%H Antti Karttunen, <a href="/A257682/b257682.txt">Table of n, a(n) for n = 0..10080</a>

%F a(0) = 0; for n >= 1, a(n) = A257680(n) + a(n-1).

%F Other identities:

%F a(n) = A273662(n)+1.

%o (Scheme, with memoization-macro definec)

%o (definec (A257682 n) (if (zero? n) n (+ (A257680 n) (A257682 (- n 1)))))

%Y Cf. A257680, A257681.

%Y One more than A273662.

%K nonn

%O 0,3

%A _Antti Karttunen_, May 04 2015

%E Description edited because of the changed starting offset of A256450 - _Antti Karttunen_, May 30 2016