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A067954 Primes related to the nondecreasing subsequence of A007605 (sums of digits of primes). 4
2, 3, 5, 7, 17, 19, 29, 47, 59, 79, 89, 179, 197, 199, 379, 389, 479, 499, 599, 797, 887, 977, 997, 1699, 1789, 1879, 1889, 1979, 1997, 1999, 2999, 3989, 4799, 4889, 4999, 6899, 8699, 8969, 8999, 18899, 19889, 19979, 19997 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

a(1)=2; a(n+1) is the smallest prime with sum of digits >= sum of digits of a(n).

LINKS

Table of n, a(n) for n=1..43.

MATHEMATICA

t = {s = 2}; Do[If[(y = Total[IntegerDigits[x = Prime[n]]]) >= s, AppendTo[t, x]; s = y], {n, 2, 2500}]; t (* Jayanta Basu, Aug 10 2013 *)

CROSSREFS

Cf. A061248, A007605, A067043, A007953, A000040, A156604, A156673.

Sequence in context: A301918 A127042 A069802 * A061248 A059498 A247147

Adjacent sequences:  A067951 A067952 A067953 * A067955 A067956 A067957

KEYWORD

nonn,base

AUTHOR

Reinhard Zumkeller, Mar 10 2002

STATUS

approved

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Last modified February 21 04:55 EST 2020. Contains 332086 sequences. (Running on oeis4.)