login
This site is supported by donations to The OEIS Foundation.

 

Logo

The OEIS is looking to hire part-time people to help edit core sequences, upload scanned documents, process citations, fix broken links, etc. - Neil Sloane, njasloane@gmail.com

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A164411 Number of binary strings of length n with no substrings equal to 0000 0001 or 0110 1
13, 22, 37, 63, 108, 184, 314, 535, 912, 1555, 2651, 4520, 7706, 13138, 22399, 38188, 65107, 111001, 189246, 322646, 550080, 937833, 1598914, 2725993, 4647553, 7923626, 13509012, 23031552, 39266557, 66945662, 114135845, 194590519 (list; graph; refs; listen; history; text; internal format)
OFFSET

4,1

LINKS

R. H. Hardin, Table of n, a(n) for n=4..500

Index entries for linear recurrences with constant coefficients, signature (1,1,0,0,1).

FORMULA

G.f. -x^4*(13+9*x+2*x^2+4*x^3+8*x^4) / ( -1+x+x^2+x^5 ). - R. J. Mathar, Nov 30 2011

CROSSREFS

Sequence in context: A164427 A164507 A164414 * A164456 A164443 A164410

Adjacent sequences:  A164408 A164409 A164410 * A164412 A164413 A164414

KEYWORD

nonn

AUTHOR

R. H. Hardin Aug 14 2009

STATUS

approved

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

License Agreements, Terms of Use, Privacy Policy .

Last modified May 27 11:51 EDT 2017. Contains 287205 sequences.