**Number of primes p in the range 9 < p <= prime(10^n) that have most significant and least significant decimal digit both equal to 7.**

*0, 0, 32, 264, 2103, 17891, 155956, 1379175, 12374435, 11221330*

*7 seqfan posts*

*Sun Aug 29 22:24:40 CEST 2010* [seqfan] Re: A145713 and company

*Sun Aug 29 10:59:29 CEST 2010* [seqfan] A145713 and company

*Mon Aug 2 23:31:29 CEST 2010* [seqfan] Re: Number of primes having distinct first and last digits both 7 to 10^n primes

*Mon Aug 2 23:07:24 CEST 2010* [seqfan] Re: Number of primes having distinct first and last digits both 7 to 10^n primes

*Mon Aug 2 23:04:13 CEST 2010* [seqfan] Re: Number of primes having distinct first and last digits both 7 to 10^n primes

*Mon Aug 2 22:58:06 CEST 2010* [seqfan] Re: Number of primes having distinct first and last digitsboth 7 to 10^n primes

*Mon Aug 2 22:21:28 CEST 2010* [seqfan] Number of primes having distinct first and last digits both 7 to 10^n primes

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