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A262286 Primes whose binary expansion begins 100. 8
17, 19, 37, 67, 71, 73, 79, 131, 137, 139, 149, 151, 157, 257, 263, 269, 271, 277, 281, 283, 293, 307, 311, 313, 317, 521, 523, 541, 547, 557, 563, 569, 571, 577, 587, 593, 599, 601, 607, 613, 617, 619, 631, 1031, 1033, 1039, 1049, 1051, 1061, 1063, 1069, 1087, 1091, 1093 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Alois P. Heinz, Table of n, a(n) for n = 1..20000

MAPLE

lis:=[]; q:=4;

for i from 1 to 10 do for j from 1 to 2^i-1 do

if isprime(q*2^i+j) then lis:=[op(lis), q*2^i+j]; fi; od: od:

lis;

CROSSREFS

Primes whose binary expansion begins with binary expansion of 1, 2, 3, 4, 5, 6, 7: A000040, A080165, A080166, A262286, A262284, A262287, A262285.

Suggested by A262350.

Column k=4 of A262365.

Sequence in context: A306510 A129805 A289492 * A108024 A095081 A243437

Adjacent sequences:  A262283 A262284 A262285 * A262287 A262288 A262289

KEYWORD

nonn,base

AUTHOR

N. J. A. Sloane, Sep 19 2015

STATUS

approved

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Last modified August 24 18:12 EDT 2019. Contains 326295 sequences. (Running on oeis4.)