The OEIS is supported by the many generous donors to the OEIS Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A241418 First differences of Arshon's sequence, cf. A099054. 2

%I #8 Aug 08 2014 14:46:49

%S 1,1,-2,2,-1,1,-2,1,1,-1,-1,2,-2,1,-1,2,-1,1,-2,1,1,-1,-1,1,1,-2,1,-1,

%T 2,-1,1,-2,2,-1,-1,2,-2,1,1,-1,-1,1,1,-2,2,-1,-1,2,-2,1,-1,2,-1,1,-2,

%U 1,1,-1,-1,1,1,-2,1,-1,2,-1,1,-2,2,-1,-1,1,1,-2

%N First differences of Arshon's sequence, cf. A099054.

%C Also first differences of A219762;

%C a(n) = A099054(n+1) - A099054(n) = A219762(n+2) - A219762(n+1).

%H Reinhard Zumkeller, <a href="/A241418/b241418.txt">Table of n, a(n) for n = 0..10000</a>

%o a241418 n = a241418_list !! n

%o a241418_list = zipWith (-) (tail a099054_list) a099054_list

%Y Cf. A099054, A219762.

%K sign

%O 0,3

%A _Reinhard Zumkeller_, Aug 08 2014

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

Last modified October 4 16:17 EDT 2023. Contains 365887 sequences. (Running on oeis4.)