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A112266 Primes in A112265. 3
2, 5, 19, 53, 71, 79, 89, 113, 157, 167, 199, 311, 359, 439, 521, 541, 587, 593, 613, 769, 947, 977, 1009, 1097, 1171, 1223, 1249, 1289, 1427, 1447 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..30.

MATHEMATICA

f[1] = 0; f[n_] := Plus @@ (#[[2]] First@ IntegerDigits[#[[1]]] & /@  FactorInteger[n]); Select[ Accumulate@ Array[f, 200], PrimeQ] (* Giovanni Resta, Jun 17 2016 *)

CROSSREFS

Sequence in context: A215274 A304782 A184435 * A287019 A215169 A072468

Adjacent sequences:  A112263 A112264 A112265 * A112267 A112268 A112269

KEYWORD

base,easy,nonn

AUTHOR

Jonathan Vos Post, Aug 30 2005

EXTENSIONS

Corrected and extended by Giovanni Resta, Jun 17 2016

STATUS

approved

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Last modified July 8 08:08 EDT 2020. Contains 335520 sequences. (Running on oeis4.)