The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A328840

(Bold, blue-underlined text is an addition; faded, red-underlined text is a ~~deletion~~.)
Showing entries 1-10 | older changes

A328840

Numbers with no digit 1 in their primorial base expansion (A049345).
(history; published version)

#17 by Michel Marcus at Wed Mar 06 01:01:53 EST 2024

STATUS

reviewed

approved

#16 by Joerg Arndt at Wed Mar 06 00:19:00 EST 2024

STATUS

proposed

reviewed

#15 by Amiram Eldar at Wed Mar 06 00:10:09 EST 2024

STATUS

editing

proposed

#14 by Amiram Eldar at Wed Mar 06 00:02:12 EST 2024

COMMENTS

Numbers n for which the least missing nonzero digit (A329028) in their primorial base expansion is 1.

#13 by Amiram Eldar at Wed Mar 06 00:01:43 EST 2024

LINKS

<a href="/index/Pri#primorialbase">Index entries for sequences related to primorial base</a>.

MATHEMATICA

q[n_] := Module[{k = n, p = 2, s = {}, r}, While[{k, r} = QuotientRemainder[k, p]; k != 0 || r != 0, AppendTo[s, r]; p = NextPrime[p]]; FreeQ[s, 1]]; Select[Range[0, 600], q] (* Amiram Eldar, Mar 06 2024 *)

STATUS

approved

editing

#12 by N. J. A. Sloane at Thu Nov 07 13:34:51 EST 2019

STATUS

proposed

approved

#11 by Antti Karttunen at Thu Nov 07 10:59:05 EST 2019

STATUS

editing

proposed

#10 by Antti Karttunen at Thu Nov 07 10:58:22 EST 2019

KEYWORD

nonn,base,changed

#9 by Antti Karttunen at Thu Nov 07 10:57:35 EST 2019

COMMENTS

Numbers n for which the least missing nonzero digit (A329028) in the their primorial base expansion is 1.

#8 by Antti Karttunen at Thu Nov 07 10:13:21 EST 2019

NAME

Numbers with no digit 1 in their primorial base expansion (A049345).

CROSSREFS

Cf. A049345.