%I #6 Mar 23 2017 20:32:05
%S 0,1,2,3,6,8,14,20,40,48,68,82,150,190,272,354,708,858,1130,1280,2138,
%T 2328,3186,3894,7080,8210,10538,11818,20028,23214,33752,44290,88580,
%U 100398,123612,134150,222730,233268,277558,300772,534040,567792,691404,725156,1025928,1126326,1427098,1704656,3131754,3665794
%N a(0) = 0, a(1) = 1, for n > 1, a(n) = a(n-1) + a(n-A002487(n)).
%H Antti Karttunen, <a href="/A283474/b283474.txt">Table of n, a(n) for n = 0..1024</a>
%F a(0) = 0, a(1) = 1, for n > 1, a(n) = a(n-1) + a(A284013(n)).
%o (Scheme, with memoization-macro definec)
%o (definec (A283474 n) (if (<= n 1) n (+ (A283474 (- n 1)) (A283474 (- n (A002487 n))))))
%Y Cf. A000045, A002487, A078510, A284007, A284013.
%Y Cf. A283479 (first differences).
%K nonn
%O 0,3
%A _Antti Karttunen_, Mar 23 2017
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