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A177981
a(n) = prime number > a(n-1) that contains the n-th prime as a substring.
3
23, 31, 53, 67, 113, 131, 173, 191, 223, 229, 311, 337, 419, 431, 479, 653, 659, 661, 673, 719, 733, 797, 839, 1289, 1297, 5101, 7103, 10709, 10903, 11113, 11273, 11311, 13709, 13901, 14149, 15101, 15727, 16301, 16703, 17317, 17903, 18119, 18191
OFFSET
1,1
EXAMPLE
.. prime(n): 2_ 3_ 5_ _7 11_ 13_ 17_ 19_ _23 _29 31_ _37
...... a(n): 23 31 53 67 113 131 173 191 223 229 311 337 .
CROSSREFS
KEYWORD
base,nonn
AUTHOR
Reinhard Zumkeller, May 16 2010
STATUS
approved