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!)
A242150 Number of length 6+5 0..n arrays with no consecutive six elements summing to more than 3*n 1
747, 51440, 1098260, 12043599, 86052208, 456215409, 1941492045, 6980495147, 21963123129, 62016006945, 160112849845, 383388390463, 860906165796, 1828944557550, 3702209669222, 7182352124565, 13418860449679, 24241936676342 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Row 6 of A242144
LINKS
FORMULA
Empirical: a(n) = (1956631/9979200)*n^11 + (1726129/725760)*n^10 + (9526243/725760)*n^9 + (5272471/120960)*n^8 + (19548049/201600)*n^7 + (5255677/34560)*n^6 + (124917323/725760)*n^5 + (25617881/181440)*n^4 + (75074821/907200)*n^3 + (83833/2520)*n^2 + (115589/13860)*n + 1
EXAMPLE
Some solutions for n=1
..0....0....1....0....0....1....1....1....1....1....0....0....1....0....1....1
..0....0....0....0....0....0....0....1....1....0....0....0....1....1....0....1
..1....0....0....0....1....0....1....0....1....0....0....0....0....0....0....1
..0....0....0....0....0....0....0....0....0....1....0....1....1....1....0....0
..0....1....0....1....1....1....0....0....0....0....0....1....0....1....0....0
..1....1....0....0....0....0....0....1....0....0....0....0....0....0....0....0
..1....0....0....0....1....0....0....1....1....0....1....1....1....0....0....0
..0....0....0....0....0....0....1....0....1....1....0....0....0....1....1....0
..0....1....0....1....0....0....0....0....1....1....1....0....0....0....0....0
..0....0....1....0....0....0....0....0....0....0....0....1....1....1....0....0
..1....1....0....1....0....1....1....0....0....1....0....1....0....1....0....0
CROSSREFS
Sequence in context: A252560 A252453 A252946 * A184024 A263381 A071924
KEYWORD
nonn
AUTHOR
R. H. Hardin, May 05 2014
STATUS
approved

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 March 28 14:38 EDT 2024. Contains 371254 sequences. (Running on oeis4.)