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A006341
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Octal palindromes which are also primes.
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3
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2, 3, 5, 7, 111, 131, 141, 161, 323, 343, 373, 535, 565, 717, 737, 747, 767, 10301, 10601, 11511, 12421, 12621, 13031, 13331, 15151, 16561, 17471, 30403, 30503, 30703, 31313, 31713, 32023, 32323, 33433, 34343, 34443, 35053, 35353, 36463, 36563, 36763, 37473
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,1
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LINKS
| Eric Weisstein's World of Mathematics, Palindromic Prime
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PROG
| (C) main(n, i, a, m){while(i=++n) for(a=0; a<i?a=a*8+i%8, i/=8, m=a==i|a/8==i, 1:(n-++m||printf("%o\n", n))&&n%m; ); }
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CROSSREFS
| Cf. A029976.
Sequence in context: A029977 A052019 A205529 * A086107 A046713 A119835
Adjacent sequences: A006338 A006339 A006340 * A006342 A006343 A006344
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KEYWORD
| base,nonn
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AUTHOR
| James Carlson (carlson(AT)xylogics.com)
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EXTENSIONS
| More terms from David W. Wilson (davidwwilson(AT)comcast.net).
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