The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A245728

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A245728

Numbers k that divide 2^k + 6.
(history; published version)

#35 by Hugo Pfoertner at Mon Aug 16 03:21:00 EDT 2021

STATUS

proposed

approved

#34 by Michel Marcus at Mon Aug 16 01:39:31 EDT 2021

STATUS

editing

proposed

#33 by Michel Marcus at Mon Aug 16 01:39:26 EDT 2021

CROSSREFS

Cf. A015910, A128122, A153972.

STATUS

proposed

editing

#32 by Jon E. Schoenfield at Sun Aug 15 23:53:51 EDT 2021

STATUS

editing

proposed

#31 by Jon E. Schoenfield at Sun Aug 15 23:53:49 EDT 2021

NAME

Numbers n such k that n divides divide 2^n k + 6.

EXAMPLE

2^10 + 6 = 1030 is divisible by 10. Thus 10 is a member term of this sequence.

STATUS

approved

editing

#30 by Alois P. Heinz at Fri Oct 12 15:53:02 EDT 2018

STATUS

reviewed

approved

#29 by Wesley Ivan Hurt at Fri Oct 12 15:07:49 EDT 2018

STATUS

proposed

reviewed

#28 by Robert Price at Fri Oct 12 14:13:50 EDT 2018

STATUS

editing

proposed

#27 by Robert Price at Fri Oct 12 14:13:38 EDT 2018

KEYWORD

nonn,more,hard,bref,changed

#26 by Robert Price at Fri Oct 12 14:13:14 EDT 2018

MATHEMATICA

Select[Range[10^5], Divisible[2^# + 6, #] &] (* Robert Price, Oct 12 2018 *)

STATUS

approved

editing