login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A254940 Number of length n 1..(1+1) arrays with every leading partial sum divisible by 2, 3, 5, 7 or 11 1

%I

%S 1,2,4,8,16,32,58,81,104,140,169,194,246,328,466,738,1132,1514,1878,

%T 2533,3848,5826,8206,10882,13816,16971,20870,26851,37027,54519,82722,

%U 124688,186188,278055,408883,576910,784125,1067954,1506714,2175618,3097610

%N Number of length n 1..(1+1) arrays with every leading partial sum divisible by 2, 3, 5, 7 or 11

%C Column 1 of A254947

%H R. H. Hardin, <a href="/A254940/b254940.txt">Table of n, a(n) for n = 1..210</a>

%e All solutions for n=4

%e ..2....2....2....2....2....2....2....2

%e ..2....2....1....1....2....2....1....1

%e ..1....2....2....1....1....2....1....2

%e ..2....2....1....1....1....1....2....2

%K nonn

%O 1,2

%A _R. H. Hardin_, Feb 10 2015

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

License Agreements, Terms of Use, Privacy Policy. .

Last modified July 5 19:02 EDT 2020. Contains 335473 sequences. (Running on oeis4.)