A292203 - OEIS

A292203

Primes as they appear in A003188.

3, 2, 7, 5, 13, 11, 31, 29, 23, 19, 17, 53, 61, 59, 41, 43, 47, 37, 97, 103, 101, 109, 107, 127, 113, 83, 89, 73, 79, 71, 67, 193, 199, 197, 223, 211, 241, 251, 233, 239, 229, 227, 163, 167, 173, 191, 181, 179, 151, 149, 157, 137, 139, 131, 389, 397, 409, 401, 433, 439

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

OFFSET

1,1

COMMENTS

a(n) is the m-th prime where m takes the values 2, 1, 4, 3, 6, 5, 11, 10, 9, 8, 7, 18, 15, 16, 17, 12, ... .

LINKS

Table of n, a(n) for n=1..60.

MATHEMATICA

f[n_] := BitXor[n, Floor[n/2]]; Select[Array[f, 300], PrimeQ]

CROSSREFS

Cf. A003188, A292204, A292205.

Sequence in context: A195820 A006921 A292204 * A295642 A014693 A318783

Adjacent sequences: A292200 A292201 A292202 * A292204 A292205 A292206

KEYWORD

nonn

AUTHOR

Robert G. Wilson v, Sep 11 2017

STATUS

approved