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Search: id:A067087
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| A067087 |
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Concatenation of n-th prime and its reverse. |
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+0
5
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| 22, 33, 55, 77, 1111, 1331, 1771, 1991, 2332, 2992, 3113, 3773, 4114, 4334, 4774, 5335, 5995, 6116, 6776, 7117, 7337, 7997, 8338, 8998, 9779, 101101, 103301, 107701, 109901, 113311, 127721, 131131, 137731, 139931, 149941, 151151, 157751
(list; graph; listen)
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OFFSET
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1,1
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FORMULA
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Every term of the sequence is divisible by 11.
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MATHEMATICA
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Table[ ToExpression[ StringJoin[ ToString[Prime[n]], StringReverse[ ToString[ Prime[n]]]]], {n, 1, 40} ]
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CROSSREFS
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Sequence in context: A138840 A116063 A131317 this_sequence A095044 A020151 A071265
Adjacent sequences: A067084 A067085 A067086 this_sequence A067088 A067089 A067090
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KEYWORD
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easy,nonn,base
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AUTHOR
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Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Jan 07 2002
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EXTENSIONS
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More terms from Robert G. Wilson v (rgwv(AT)rgwv.com), Jan 09 2002
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