The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A109951 (Bold, blue-underlined text is an addition; faded, red-underlined text is a ~~deletion~~.)
Showing all changes.

A109951

First differences of A109950.
(history; published version)

#10 by Charles R Greathouse IV at Fri Jan 04 16:19:35 EST 2013

STATUS

editing

approved

#9 by Charles R Greathouse IV at Fri Jan 04 16:19:25 EST 2013

KEYWORD

sign,base

STATUS

approved

editing

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

AUTHOR

_Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), _, Jul 06 2005

Discussion

Fri Mar 30

18:50

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

#7 by Russ Cox at Fri Mar 30 17:38:05 EDT 2012

EXTENSIONS

More terms from _David Wasserman (dwasserm(AT)earthlink.net), _, Oct 28 2008

Discussion

Fri Mar 30

17:38

OEIS Server: https://oeis.org/edit/global/184

#6 by Russ Cox at Fri Mar 30 16:50:18 EDT 2012

EXTENSIONS

Corrected by _N. J. A. Sloane (njas(AT)research.att.com), _, Nov 05 2005

Discussion

Fri Mar 30

16:50

OEIS Server: https://oeis.org/edit/global/110

#5 by N. J. A. Sloane at Fri Feb 27 03:00:00 EST 2009

KEYWORD

sign,new

sign

EXTENSIONS

Corrected by N. J. A. Sloane (njas, (AT)research.att.com), Nov 05 2005

#4 by N. J. A. Sloane at Fri Jan 09 03:00:00 EST 2009

DATA

0, 1, 0, 1, 1, 1, 1, 2, 2, 1, 3, 2, 2, 5, 2, 4, 3, 7, 2, 8, 2, 6, 9, 5, 3, 8, 10, 0, 14, -1, 12, 6, 6, 3, 13, 8, 4, 16, 0, 14, 17, 10, 4, 32, 7, 9, 32, 3, 28, 30, 9, 2, 42, 21, 0, 45, -3, 33, 30, -12, 2, 62, 18, -1, 54, -22, 60, 6, 19, -18, 146, -22, 16, 95, -7, 61, 11, 74, 10, 135, 25, -15

KEYWORD

sign,more,new

sign

AUTHOR

Reinhard Zumkeller (reinhard.zumkeller(AT)lhsystemsgmail.com), Jul 06 2005

EXTENSIONS

More terms from David Wasserman (dwasserm(AT)earthlink.net), Oct 28 2008

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

COMMENTS

Conjecture: abs(a(n)) is bounded.

KEYWORD

sign,more,new

#2 by N. J. A. Sloane at Tue Jan 24 03:00:00 EST 2006

DATA

COMMENTS

a(n) = A109950(n+1) - A109950(n);

conjectureConjecture: abs(a(n)) is bounded.

FORMULA

a(n) = A109950(n+1) - A109950(n).

KEYWORD

sign,newmore

EXTENSIONS

Corrected by njas, Nov 05 2005

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

NAME

First differences of A109950.

DATA

OFFSET

1,8

COMMENTS

a(n) = A109950(n+1) - A109950(n);

conjecture: abs(a(n)) is bounded.

CROSSREFS

Cf. A109969.

KEYWORD

sign,new

AUTHOR

Reinhard Zumkeller (reinhard.zumkeller(AT)lhsystems.com), Jul 06 2005

STATUS

approved