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A169829
Palindromes that are a product of consecutive primes.
3
1, 2, 3, 5, 6, 7, 11, 77, 101, 131, 151, 181, 191, 313, 323, 353, 373, 383, 727, 757, 787, 797, 919, 929, 1001, 5005, 10301, 10501, 10601, 11311, 11411, 12421, 12721, 12821, 13331, 13831, 13931, 14341, 14741, 15451, 15551, 16061, 16361, 16561, 16661
OFFSET
1,2
COMMENTS
Intersection of A002113 and A073485. - Reinhard Zumkeller, May 31 2010
LINKS
Erich Friedman, What's Special About This Number? (See entry 1001.)
EXAMPLE
323 = 17*19.
MATHEMATICA
f[n_] := Select[ FoldList[ Times, 1, Prime[ Range[n, n + 4]]], # == FromDigits@ Reverse@ IntegerDigits@# &]; k = 1; lst = {}; While[k < 10^4, AppendTo[lst, f@k]; k++ ]; lst = Union@ Flatten@ lst (* Robert G. Wilson v, Jun 10 2010 *)
CROSSREFS
Cf. A002113.
Sequence in context: A077571 A101730 A276692 * A189208 A270974 A039058
KEYWORD
nonn,base
AUTHOR
N. J. A. Sloane, May 30 2010
EXTENSIONS
More terms from Robert G. Wilson v and Jon E. Schoenfield, Jun 10 2010
STATUS
approved