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Positions n where A255054(n) is even.
3

%I #9 Feb 17 2015 00:10:48

%S 1,4,7,8,9,12,13,16,17,18,21,22,27,28,29,32,33,34,37,38,43,45,46,47,

%T 49,50,51,56,57,58,61,62,63,66,67,72,74,75,76,78,80,82,84,85,86,87,89,

%U 90,91,96,98,99,100,102,103,104,109,110,111,114,115,116,119,120,125,127,128,129,131,133,135,137,138,139,140,142,144

%N Positions n where A255054(n) is even.

%H Antti Karttunen, <a href="/A255060/b255060.txt">Table of n, a(n) for n = 1..10000</a>

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

%o (define A255060 (MATCHING-POS 1 0 (lambda (n) (even? (A255054 n)))))

%Y Complement: A255059.

%Y Cf. A255054.

%K nonn

%O 1,2

%A _Antti Karttunen_, Feb 16 2015