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

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A258632 Number of length 1 1..(n+1) arrays with every leading partial sum divisible by 2, 3, 5 or 7 1

%I #5 Jun 06 2015 08:46:57

%S 1,2,3,4,5,6,7,8,9,9,10,10,11,12,13,13,14,14,15,16,17,17,18,19,20,21,

%T 22,22,23,23,24,25,26,27,28,28,29,30,31,31,32,32,33,34,35,35,36,37,38,

%U 39,40,40,41,42,43,44,45,45,46,46,47,48,49,50,51,51,52,53,54,54,55,55,56,57,58

%N Number of length 1 1..(n+1) arrays with every leading partial sum divisible by 2, 3, 5 or 7

%C Row 1 of A258631

%H R. H. Hardin, <a href="/A258632/b258632.txt">Table of n, a(n) for n = 1..210</a>

%e All solutions for n=8

%e ..6....3....8....2....5....4....7....9

%Y Cf. A258631

%K nonn

%O 1,2

%A _R. H. Hardin_, Jun 06 2015

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.

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 24 12:46 EDT 2024. Contains 371942 sequences. (Running on oeis4.)