

A034817


Concatenations C1 and C2 and C3 are all prime (see the comment lines).


0



63, 333, 621, 3339, 4557, 8127, 13977, 16827, 18177, 21921, 27393, 34989, 40023, 40047, 46917, 59727, 61203, 79467, 94767, 95079, 100821, 102771, 104859, 106527, 113883, 114123, 143433, 147123, 156201, 158409, 160149, 196737, 209277, 209961
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OFFSET

0,1


COMMENTS

C1 = 'prevprime(n) followed by n'
C2 = 'n followed by nextprime(n)'
C3 = 'prevprime(n) followed by n followed by nextprime(n)'


LINKS



EXAMPLE

n=95079 > previous prime is 95071, next prime is 95083, thus '9501795079' and '9507995083' and '950719507995083' are all three primes.


CROSSREFS



KEYWORD

nonn,base


AUTHOR



STATUS

approved



