|
|
|
|
#36 by Charles R Greathouse IV at Thu Sep 08 08:45:12 EDT 2022
|
| PROG
|
(MAGMAMagma) [n le 2 select n else 2*Self(n-1) - 8*Self(n-2): n in [1..30]]; // G. C. Greubel, Oct 22 2018
|
|
|
Discussion
|
Thu Sep 08
| 08:45
| OEIS Server: https://oeis.org/edit/global/2944
|
|
|
|
#35 by Harvey P. Dale at Sun Jan 17 13:30:56 EST 2021
|
|
|
|
#34 by Harvey P. Dale at Sun Jan 17 13:30:53 EST 2021
|
| MATHEMATICA
|
CoefficientList[Series[1/(1-2x+8x^2), {x, 0, 60}], x] (* Harvey P. Dale, Jan 17 2021 *)
|
| STATUS
|
approved
editing
|
|
|
|
#33 by N. J. A. Sloane at Sat Dec 07 12:18:24 EST 2019
|
| PROG
|
(Sage) [lucas_number1(n, 2, 8) for n in xrangerange(1, 21)] # Zerinvary Lajos, Apr 23 2009
|
|
|
Discussion
|
Sat Dec 07
| 12:18
| OEIS Server: https://oeis.org/edit/global/2837
|
|
|
|
#32 by OEIS Server at Tue Oct 23 02:54:53 EDT 2018
|
| LINKS
|
G. C. Greubel, <a href="/A090591/b090591_1.txt">Table of n, a(n) for n = 0..1000</a>
|
|
|
|
#31 by Bruno Berselli at Tue Oct 23 02:54:53 EDT 2018
|
|
|
Discussion
|
Tue Oct 23
| 02:54
| OEIS Server: Installed new b-file as b090591.txt. Old b-file is now b090591_1.txt.
|
|
|
|
#30 by Bruno Berselli at Tue Oct 23 02:54:49 EDT 2018
|
| PROG
|
(MAGMA) I:=[1, 2]; [) [n le 2 select I[n] else 2*Self(n-1) - 8*Self(n-2): n in [1..30]]; // G. C. Greubel, Oct 22 2018
|
| STATUS
|
proposed
editing
|
|
|
|
#29 by G. C. Greubel at Tue Oct 23 02:49:52 EDT 2018
|
|
|
|
#28 by G. C. Greubel at Tue Oct 23 02:48:50 EDT 2018
|
| OFFSET
|
10,2
|
| LINKS
|
G. C. Greubel, <a href="/A090591/b090591_1.txt">Table of n, a(n) for n = 10..10011000</a>
|
| FORMULA
|
Binomial transform of (1+x)/(1+7x7*x^2).
|
| MATHEMATICA
|
Join[{a=1, b=2}, Table[c=2*b-8*a; a=b; b=c, {n, 60}]] (* Vladimir Joseph Stephan Orlovsky, Jan 18 2011 *)
|
| STATUS
|
proposed
editing
|
|
|
Discussion
|
Tue Oct 23
| 02:49
| G. C. Greubel: offset corrected, b-file and minor edits.
|
|
|
|
#27 by Muniru A Asiru at Tue Oct 23 00:40:33 EDT 2018
|
|
|
Discussion
|
Tue Oct 23
| 02:12
| Michel Marcus: problem : the offset should be 0 : 1 + 2*x - 4*x^2 - 24*x^3 - 16*x^4 + 160*x^5 + ...
|
|
|
|