login

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).

a(n) = A249151(A249436(n)).
3

%I #10 Nov 04 2014 16:37:23

%S 7,25,23,35,47,49,41,67,89,119,97,139,113,131,120,188,181,233,168,265,

%T 209,241,259,329,309,357,337,449,463,501,288,461,409,329,493,548,571,

%U 656,649,681,577,515,791,709,601,837,805,919,995,528,721,901,961,1009,1121,895,1273,977,1063,1121,1376,1273,1057,840,1189,1009

%N a(n) = A249151(A249436(n)).

%C These are the ordinates of "stray points", listed in the order they appear (from left to right) in the scatter plot of A249151, in the sparsely populated region between the two topmost rays which have slopes 1 and 1/2: A249434 (A006093) and A249424.

%H Antti Karttunen, <a href="/A249437/b249437.txt">Table of n, a(n) for n = 1..115</a>

%F a(n) = A249151(A249436(n)).

%o (Scheme) (define (A249437 n) (A249151 (A249436 n)))

%Y A249438 gives the same sequence sorted into ascending order.

%Y Cf. A249436, A249151, A006093, A249424, A249434.

%K nonn

%O 1,1

%A _Antti Karttunen_, Nov 02 2014