The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A013189

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A013189

All terms are squares and a(n) is length of n-th run.
(history; published version)

#13 by Joerg Arndt at Sat Apr 04 02:40:34 EDT 2015

STATUS

reviewed

approved

#12 by Michel Marcus at Sat Apr 04 01:36:34 EDT 2015

STATUS

proposed

reviewed

#11 by Ivan Neretin at Fri Apr 03 14:00:50 EDT 2015

STATUS

editing

proposed

#10 by Ivan Neretin at Fri Apr 03 14:00:41 EDT 2015

LINKS

Ivan Neretin, <a href="/A013189/b013189.txt">Table of n, a(n) for n = 1..10000</a>

STATUS

approved

editing

#9 by Charles R Greathouse IV at Sat Oct 12 15:25:23 EDT 2013

AUTHOR

Jim Propp (propp(AT)math.wisc.edu)

James Propp

Discussion

Sat Oct 12

15:25

OEIS Server: https://oeis.org/edit/global/2015

#8 by Russ Cox at Fri Mar 30 18:38:36 EDT 2012

COMMENTS

Golomb's sequence using squares. - _Benoit Cloitre (benoit7848c(AT)orange.fr), _, Apr 20 2003

Discussion

Fri Mar 30

18:38

OEIS Server: https://oeis.org/edit/global/216

#7 by N. J. A. Sloane at Sun Jun 29 03:00:00 EDT 2008

COMMENTS

Golomb's sequence using squares. - Benoit Cloitre (abmtbenoit7848c(AT)wanadooorange.fr), Apr 20 2003

KEYWORD

nonn,easy,new

#6 by N. J. A. Sloane at Fri Feb 24 03:00:00 EST 2006

MATHEMATICA

f[s_] := Join@@Table[i^2, {i, Length[s]}, {s[[i]]}]; Nest[f, {1, 4}, 3]

KEYWORD

nonn,easy,new

#5 by N. J. A. Sloane at Wed Sep 21 03:00:00 EDT 2005

COMMENTS

Golomb's sequence using squares. - Benoit Cloitre (abcloitreabmt(AT)modulonetwanadoo.fr), Apr 20 2003

KEYWORD

nonn,easy,new

#4 by N. J. A. Sloane at Tue Jul 19 03:00:00 EDT 2005

COMMENTS

Golomb's sequence using squares. - Benoit Cloitre (abcloitre(AT)wanadoomodulonet.fr), Apr 20 2003

KEYWORD

nonn,easy,new