The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A260260 (Bold, blue-underlined text is an addition; faded, red-underlined text is a ~~deletion~~.)
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A260260

a(n) = n*(16*n^2 - 21*n + 7)/2.
(history; published version)

#40 by Charles R Greathouse IV at Thu Sep 08 08:46:13 EDT 2022

PROG

(MAGMAMagma) [n*(16*n^2-21*n+7)/2: n in [0..40]];

Discussion

Thu Sep 08

08:46

OEIS Server: https://oeis.org/edit/global/2944

#39 by Susanna Cuyler at Sat Dec 19 08:37:39 EST 2020

STATUS

reviewed

approved

#38 by Michel Marcus at Sat Dec 19 01:22:23 EST 2020

STATUS

proposed

reviewed

#37 by Wesley Ivan Hurt at Fri Dec 18 20:21:06 EST 2020

STATUS

editing

proposed

#36 by Wesley Ivan Hurt at Fri Dec 18 20:20:50 EST 2020

FORMULA

a(n) = 4*a(n-1) - 6*a(n-2) + 4*a(n-3) - a(n-4) for n >= 4. - Wesley Ivan Hurt, Dec 18 2020

STATUS

approved

editing

#35 by Sean A. Irvine at Fri May 10 23:51:14 EDT 2019

STATUS

proposed

approved

#34 by Michel Marcus at Fri May 10 13:16:51 EDT 2019

STATUS

editing

proposed

#33 by Michel Marcus at Fri May 10 13:16:44 EDT 2019

FORMULA

G.f.: x*(1 + 25*x + 22*x^2)/(1 - x)^4. - Corrected [corrected by Georg Fischer, May 10 2019]

STATUS

proposed

editing

Discussion

Fri May 10

13:16

Michel Marcus: even like this

#32 by Michel Marcus at Fri May 10 11:46:56 EDT 2019

STATUS

editing

proposed

#31 by Michel Marcus at Fri May 10 11:46:46 EDT 2019

FORMULA

G.f.: x*(1 + 25*x + 22*x^2)/(1 - x)^4. - Corrected by _Georg Fischer _, May 10 2019

STATUS

proposed

editing

Discussion

Fri May 10

11:46

Michel Marcus: rather like this