A075431 - OEIS

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A075431

Primes of the form n+mu(n), where mu is the Moebius function (A008683).

2, 7, 11, 23, 29, 41, 47, 59, 83, 101, 107, 109, 113, 137, 167, 173, 179, 181, 211, 227, 229, 257, 263, 281, 317, 331, 347, 353, 359, 373, 383, 401, 409, 433, 463, 467, 479, 503, 547, 563, 571, 587, 601, 617, 641, 653, 677, 691, 709, 719, 761, 821, 829, 839, 853

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,1

COMMENTS

Subsequence of A075430.

LINKS

Andrew Howroyd, Table of n, a(n) for n = 1..10000

PROG

(PARI) isok(p)={isprime(p) && (moebius(p+1) == -1 || moebius(p-1) == 1)} \\ Andrew Howroyd, Apr 20 2021

CROSSREFS

Cf. A063015, A039787, A049097.

Sequence in context: A294114 A144707 A045373 * A184799 A045374 A168032