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A135700
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Palindromes formed from the reflected decimal expansion of golden ratio phi.
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4
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1, 11, 161, 1661, 16161, 161161, 1618161, 16188161, 161808161, 1618008161, 16180308161, 161803308161, 1618033308161, 16180333308161, 161803393308161, 1618033993308161, 16180339893308161, 161803398893308161
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refs;
listen;
history;
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internal format)
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OFFSET
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1,2
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COMMENTS
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Phi = 1.61803398874989484820458683436... (see A001622).
The number of digits of a(n) is equal to n.
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LINKS
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EXAMPLE
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n ... Successive digits of a(n)
1 ............ ( 1 )
2 ........... ( 1 1 )
3 .......... ( 1 6 1 )
4 ......... ( 1 6 6 1 )
5 ........ ( 1 6 1 6 1 )
6 ....... ( 1 6 1 1 6 1 )
7 ...... ( 1 6 1 8 1 6 1 )
8 ..... ( 1 6 1 8 8 1 6 1 )
9 .... ( 1 6 1 8 0 8 1 6 1 )
10 .. ( 1 6 1 8 0 0 8 1 6 1 )
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CROSSREFS
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KEYWORD
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base,nonn
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AUTHOR
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STATUS
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approved
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