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 A277909 Numbers n for which A277911(n) = n+1. 4

%I

%S 2,4,6,14,20,23,33,35,37,43,46,50,60,64,66,76,90,93,103,105,116,127,

%T 140,144,147,154,163,167,200,206,215,247,275,285,287,293,295,303,313,

%U 323,337,340,344,363,365,410,427,430,433,435,440,476,483,495,497,523,527,533,536,555,566,596,623,625,665,667,676,694,696,714,747,757

%N Numbers n for which A277911(n) = n+1.

%H Antti Karttunen, <a href="/A277909/b277909.txt">Table of n, a(n) for n = 1..481</a>

%o (Scheme, with _Antti Karttunen_'s IntSeq-library)

%o (define A277909 (MATCHING-POS 1 1 (lambda (n) (= (A277911 n) (+ 1 n)))))

%Y Odd bisection of A277908.

%Y One less than A277910.

%Y Cf. A277911.

%K nonn

%O 1,1

%A _Antti Karttunen_, Nov 05 2016

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Last modified February 28 00:04 EST 2020. Contains 332319 sequences. (Running on oeis4.)