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Integers n for which A173318(n) is a square.
4

%I #6 Jul 31 2013 14:43:31

%S 0,1,3,5,47,54,79,85,92,102,111,155,165,196,209,220,255,284,297,346,

%T 373,464,511,533,745,842,1039,1066,1210,1358,1505,1540,1577,1728,1796,

%U 1947,2196,3034,3087,3615,3974,4036,4113,4372,4740,5050,5107,5632,5870,6159

%N Integers n for which A173318(n) is a square.

%H Antti Karttunen, <a href="/A227743/b227743.txt">Table of n, a(n) for n = 1..937</a>

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

%o (define A227743 (MATCHING-POS 1 0 (lambda (k) (integer? (sqrt (A173318 k))))))

%Y Cf. A227744 (gives the corresponding squares), A227745.

%K nonn

%O 1,3

%A _Antti Karttunen_, Jul 25 2013