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A133589
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Index of smallest prime number where n consecutive trailing digits of the index are equal to n consecutive trailing digits in the prime.
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6
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7, 243, 1491, 9551, 107647, 303027, 5517973, 27737957, 2293650729, 412763041911, 46492090901, 426836115943, 4895576080181, 77628540590583
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OFFSET
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1,1
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COMMENTS
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Puzzle 217 on Carlos Rivera's The Prime Puzzles & Problems Connection has anticipated some of the concepts of this sequence. Several people have contributed to this puzzle and some of its terms may be seen there. In particular, the first page of the puzzle includes some of the terms of this sequence.
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LINKS
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EXAMPLE
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a(2)=243 because 2=2 and the two overlaying trailing or rightmost digits are 43 in the associated prime 1543.
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CROSSREFS
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KEYWORD
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nonn,base,more
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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