



11, 31, 41, 61, 71, 137, 193, 257, 467, 1399, 2887, 35999, 599699, 4987999, 589998989, 2899889999, 58989999989, 58799999999999, 579999998999999, 19999999999997999, 199999999999898999, 499999999999899989, 699999999999979999, 799999999999988999, 4999999999998899999, 7999999999998999899, 79999999999988999999
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OFFSET

1,1


LINKS

Max Alekseyev, Table of n, a(n) for n = 1..50


FORMULA

Intersection of A000040 and A181178.


EXAMPLE

a(2) = 31 because 31 is prime, and is the 4th (zerofree positive) number with digital sum 4 {4,13,22,31,112,121,211,1111}.


CROSSREFS

Cf. A000040, A007953, A069800, A181178
Sequence in context: A181603 A040983 A040979 * A089347 A240896 A040985
Adjacent sequences: A181179 A181180 A181181 * A181183 A181184 A181185


KEYWORD

nonn,base


AUTHOR

Jonathan Vos Post, Jan 25 2011


EXTENSIONS

a(13) and a(14) from Zak Seidov, Jan 26 2011
Terms a(15) onward from Max Alekseyev, Aug 19 2013


STATUS

approved



