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A164413 Number of binary strings of length n with no substrings equal to 0000 0001 or 1001 1
13, 22, 36, 58, 94, 152, 246, 398, 644, 1042, 1686, 2728, 4414, 7142, 11556, 18698, 30254, 48952, 79206, 128158, 207364, 335522, 542886, 878408, 1421294, 2299702, 3720996, 6020698, 9741694, 15762392, 25504086, 41266478, 66770564, 108037042 (list; graph; refs; listen; history; text; internal format)
OFFSET

4,1

COMMENTS

Essentially the same as A022112. - R. J. Mathar, Nov 30 2011

LINKS

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

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

CROSSREFS

Sequence in context: A059408 A164455 A164504 * A164441 A162245 A159302

Adjacent sequences:  A164410 A164411 A164412 * A164414 A164415 A164416

KEYWORD

nonn

AUTHOR

R. H. Hardin Aug 14 2009

STATUS

approved

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Last modified March 28 02:14 EDT 2017. Contains 284182 sequences.