

A162704


Numbers that are the sum of two reversed consecutive primes.


1



5, 8, 12, 18, 42, 48, 54, 86, 87, 92, 93, 102, 105, 108, 109, 111, 123, 124, 130, 134, 135, 136, 162, 177, 180, 246, 258, 282, 294, 303, 372, 402, 426, 434, 450, 456, 468, 470, 492, 504, 528, 542, 564, 576, 582, 588, 774, 812, 816, 828, 846, 852, 862, 866
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OFFSET

1,1


COMMENTS

Numbers of the form A004087(j)+A004087(j+1), any j.  R. J. Mathar, Jul 11 2009


LINKS



EXAMPLE

109 is in the list because is the sum of R(47)+R(53)=74+35=109.


MATHEMATICA

Take[Union[Total[IntegerReverse[#]]&/@Partition[Prime[Range[500]], 2, 1]], 100] (* The program is not suitable for more than 100 or so terms. *) (* Harvey P. Dale, Apr 26 2022 *)


CROSSREFS



KEYWORD

nonn,base


AUTHOR



EXTENSIONS



STATUS

approved



