%I #16 Oct 11 2015 10:53:45
%S 5,4,11,17,14,16,22,22,29,27,35,32,41,46,44,46,51,48,57,57,58,65,62,
%T 70,69,77,81,80,92,91,101,96,107,102,111,110,111,119,118,114,129,120,
%U 129,130,128,128,139,141,138,147,144,155,148,161,158,165,152,162,166,169,162,176,181,191,187,199,192,201,214,215,222,216,227,224,231,239,238,238,249,234,249,247,255,255
%N a(n) = A049820(A045765(n)); parent-nodes of the leaves of the tree generated by edge-relation A049820(child) = parent.
%C The sequence is computed for each leaf of the tree (A045765), ordered by their magnitude, and it contains duplicates.
%H Antti Karttunen, <a href="/A262902/b262902.txt">Table of n, a(n) for n = 1..10000</a>
%F a(n) = A049820(A045765(n)).
%o (Scheme) (define (A262902 n) (A049820 (A045765 n)))
%Y Row 2 of A262898.
%Y Cf. A262901 (same sequence sorted into ascending order, with duplicates removed).
%Y Cf. A049820, A045765.
%Y Cf. also A257507.
%K nonn
%O 1,1
%A _Antti Karttunen_, Oct 06 2015
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