The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A100345

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Showing entries 1-10 | older changes

A100345

Triangle read by rows: T(n,k) = n*(n+k), 0<=k<=n.
(history; published version)

#12 by Harvey P. Dale at Thu Aug 16 20:33:40 EDT 2018

STATUS

editing

approved

#11 by Harvey P. Dale at Thu Aug 16 20:33:37 EDT 2018

MATHEMATICA

Table[n(n+k), {n, 0, 10}, {k, 0, n}]//Flatten (* Harvey P. Dale, Aug 16 2018 *)

STATUS

approved

editing

#10 by Joerg Arndt at Tue Dec 08 08:51:03 EST 2015

STATUS

proposed

approved

#9 by Michel Marcus at Tue Dec 08 06:29:51 EST 2015

STATUS

editing

proposed

#8 by Michel Marcus at Tue Dec 08 06:29:42 EST 2015

EXAMPLE

0

1 2

4 6 8

9 12 15 18

16 20 24 28 32

25 30 35 40 45 50

36 42 48 54 60 66 72

49 56 63 70 77 84 91 98

64 72 80 88 96 104 112 120 128

CROSSREFS

Distinct members (except 0) are in A071562. Numbers occurring at least twice are in A175040. [From __Franklin T. Adams-Watters_, Apr 04 2010]

STATUS

proposed

editing

#7 by R. J. Mathar at Tue Dec 08 06:19:19 EST 2015

STATUS

editing

proposed

#6 by R. J. Mathar at Tue Dec 08 06:19:09 EST 2015

EXAMPLE

0

1 2

4 6 8

9 12 15 18

16 20 24 28 32

25 30 35 40 45 50

36 42 48 54 60 66 72

49 56 63 70 77 84 91 98

64 72 80 88 96 104 112 120 128

KEYWORD

nonn,tabl,easy

STATUS

approved

editing

#5 by Russ Cox at Fri Mar 30 18:50:48 EDT 2012

AUTHOR

_Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), _, Nov 18 2004

Discussion

Fri Mar 30

18:50

OEIS Server: https://oeis.org/edit/global/246

#4 by Russ Cox at Fri Mar 30 17:35:16 EDT 2012

CROSSREFS

Distinct members (except 0) are in A071562. Numbers occurring at least twice are in A175040. [From _Franklin T. Adams-Watters (FrankTAW(AT)Netscape.net), _, Apr 04 2010]

Discussion

Fri Mar 30

17:35

OEIS Server: https://oeis.org/edit/global/165

#3 by N. J. A. Sloane at Tue Jun 01 03:00:00 EDT 2010

CROSSREFS

Distinct members (except 0) are in A071562. Numbers occurring at least twice are in A175040. [From Franklin T. Adams-Watters (FrankTAW(AT)Netscape.net), Apr 04 2010]

KEYWORD

nonn,tabl,new