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A061448
a(1) = 2; a(n+1) = smallest prime > a(n) with leading digit equal to final digit of a(n).
+0
2
2, 23, 31, 101, 103, 307, 701, 1009, 9001, 10007, 70001, 100003, 300007, 700001, 1000003, 3000017, 7000003, 30000001, 100000007, 700000001, 1000000007, 7000000001, 10000000019, 90000000019, 90000000023, 300000000077
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Maintained by
N. J. A. Sloane
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njas@research.att.com
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Last modified December 2 11:54 EST 2009. Contains 167921 sequences.
AT&T Labs Research
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