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A181182 Primes in A181178. 2
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 (list; graph; refs; listen; history; text; internal format)
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 (zero-free 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 A287312 A240896

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

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Last modified August 17 23:58 EDT 2017. Contains 290682 sequences.