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A029735
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Numbers k such that k^3 is palindromic in base 16.
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2
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0, 1, 2, 17, 257, 273, 4097, 4369, 65537, 65793, 69649, 1048577, 1052929, 1114129, 16777217, 16781313, 16843009, 16847105, 17825809, 17829905, 268435457, 268505089, 269484289, 285212689, 4294967297, 4295032833, 4296019969, 4296085505, 4311744769, 4563402769
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OFFSET
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1,3
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LINKS
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PROG
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(Python)
for i in range(10**9):
s = format(j, 'x')
if s == s[::-1]:
(PARI) isok(n) = my(vd = digits(n^3, 16)); Vecrev(vd) == vd; \\ Michel Marcus, Dec 21 2015
(Magma) [n: n in [0..2*10^7] | Intseq(n^3, 16) eq Reverse(Intseq(n^3, 16))]; // Vincenzo Librandi, Dec 22 2015
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CROSSREFS
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KEYWORD
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nonn,base
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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