|
Search: id:A006606
|
|
|
| A006606 |
|
Nonperiodic autocorrelation functions of length n.
(Formerly M0770)
|
|
+0
1
|
|
| 1, 2, 3, 6, 10, 20, 36, 72, 135, 272, 528, 1048, 2080, 4160, 8242, 16500, 32895, 65750, 131328, 262612, 524733
(list; graph; listen)
|
|
|
OFFSET
|
1,2
|
|
|
REFERENCES
|
N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
E. G. Whitehead, Jr., Autocorrelation of (+1,-1) matrices, pp. 329-336 of Combinatorial Mathematics (Canberra, 1977), Lect. Notes Math. 686, 1978.
E. G. Whitehead, Jr., Autocorrelation of (+1,-1) matrices, pp. 329-336 of Combinatorial Mathematics (Canberra, 1977), Lect. Notes Math. 686, 1978. [From Jayadev Acharya (jayadev(AT)ucsd.edu), Aug 20 2009]
|
|
LINKS
|
[From Jayadev Acharya (jayadev(AT)ucsd.edu), Aug 20 2009]
|
|
CROSSREFS
|
Sequence in context: A047131 A008927 A052525 this_sequence A120421 A005418 A002215
Adjacent sequences: A006603 A006604 A006605 this_sequence A006607 A006608 A006609
|
|
KEYWORD
|
nonn
|
|
AUTHOR
|
N. J. A. Sloane (njas(AT)research.att.com).
|
|
EXTENSIONS
|
More terms from a(16) Jayadev Acharya (jayadev(AT)ucsd.edu), Aug 20 2009
|
|
|
Search completed in 0.002 seconds
|
