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A227743
Integers n for which A173318(n) is a square.
4
0, 1, 3, 5, 47, 54, 79, 85, 92, 102, 111, 155, 165, 196, 209, 220, 255, 284, 297, 346, 373, 464, 511, 533, 745, 842, 1039, 1066, 1210, 1358, 1505, 1540, 1577, 1728, 1796, 1947, 2196, 3034, 3087, 3615, 3974, 4036, 4113, 4372, 4740, 5050, 5107, 5632, 5870, 6159
OFFSET
1,3
LINKS
PROG
(Scheme, with Antti Karttunen's IntSeq-library)
(define A227743 (MATCHING-POS 1 0 (lambda (k) (integer? (sqrt (A173318 k))))))
CROSSREFS
Cf. A227744 (gives the corresponding squares), A227745.
Sequence in context: A361904 A352088 A307632 * A335752 A343768 A235356
KEYWORD
nonn
AUTHOR
Antti Karttunen, Jul 25 2013
STATUS
approved