A189557 Prime numbers n such that x' = n has one solution, where x' is the arithmetic derivative (A003415) of x.

5, 7, 13, 19, 41, 43, 59, 73, 109, 113, 139, 181, 193, 227, 229, 239, 251, 281, 283, 293, 313, 331, 347, 349, 419, 461, 463, 467, 487, 523, 541, 557, 587, 601, 607, 617, 643, 653, 701, 773, 829, 863, 883, 919, 929, 977, 1021, 1033, 1049, 1061, 1093, 1109

Offset

1,1

Comments

The primes in A189481.

Links

T. D. Noe, Table of n, a(n) for n = 1..1000

Crossrefs

Cf. A003415, A189481.

Sequence in context: A117249 A063910 A288632 * A045444 A129782 A080829

Adjacent sequences: A189554 A189555 A189556 * A189558 A189559 A189560

Keyword

nonn

Author

T. D. Noe, Apr 24 2011

Status

approved