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A068827
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a(1) = 2; for n>1, a(n) = the smallest prime > a(n-1) such that each successive digit in the concatenation of terms is greater than the previous digit, or if the previous digit = 9, than any digit except 0 or 9 may follow.
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1
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2, 3, 5, 7, 89, 127, 919, 1237, 8923, 8929, 8969, 12347, 89123, 89137, 89189, 89237, 89269, 89293, 89393, 89459, 89491, 89567, 89591, 89597, 89689, 89797, 89891, 89897, 91237, 91249, 123457, 891239, 891349, 891379, 891389, 891391
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,1
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LINKS
| Zak Seidov, Table of n,a(n) for n=1..1001
R. J. Mathar, Maple program
Hugo van Sanden, Perl program
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CROSSREFS
| Sequence in context: A074310 A070275 A171042 * A076406 A171050 A092909
Adjacent sequences: A068824 A068825 A068826 * A068828 A068829 A068830
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KEYWORD
| nonn,base
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AUTHOR
| Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Mar 08 2002
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EXTENSIONS
| Edited by Larry Reeves (larryr(AT)acm.org), Jan 13 2003
Corrected and extended by Franklin T. Adams-Watters, R. J. Mathar, Zak Seidov and Hugo van der Sanden, May 12 2010.
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