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A093501
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Numbers n such that all the digit permutations of n are squarefree numbers.
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0
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1, 2, 3, 5, 6, 7, 10, 11, 13, 14, 15, 17, 19, 22, 26, 30, 31, 33, 34, 35, 37, 38, 39, 41, 43, 47, 51, 53, 55, 58, 59, 62, 66, 70, 71, 73, 74, 77, 78, 79, 83, 85, 87, 91, 93, 95, 97, 101, 103, 107, 109, 110, 111, 113, 114, 115, 118, 119, 130, 131, 133, 134, 137, 138, 141
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,2
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EXAMPLE
| 103 is a member as 103, 301, 013, 031, 130, 310 all are squarefree.
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CROSSREFS
| Cf. A077337.
Sequence in context: A167171 A087008 A077337 * A087007 A047586 A103841
Adjacent sequences: A093498 A093499 A093500 * A093502 A093503 A093504
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KEYWORD
| base,easy,nonn,less
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AUTHOR
| Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Apr 17 2004
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EXTENSIONS
| More terms from David Wasserman (dwasserm(AT)earthlink.net), Oct 25 2006
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