This site is supported by donations to The OEIS Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A212477 Number of 0..3 arrays of length 2*n+5 with sum no more than 3*n in any length 2n subsequence (=50% duty cycle) 1
 2037, 53553, 1098260, 19960518, 344305566, 5795798788, 96239314549, 1584499716270, 25938577854660, 422900154613448, 6874291237701437, 111487268294929274, 1804868382278013414, 29177249831017201248 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Row 6 of A212471 LINKS R. H. Hardin, Table of n, a(n) for n = 1..210 EXAMPLE Some solutions for n=3 ..2....0....2....0....2....0....0....2....2....2....2....0....0....0....2....0 ..2....2....0....2....0....0....0....0....0....0....0....0....0....2....0....0 ..0....0....0....2....0....2....0....0....0....2....0....0....2....2....0....2 ..0....2....2....2....2....0....2....2....0....0....2....2....0....2....2....2 ..1....1....0....3....2....1....1....3....0....3....2....2....3....1....1....0 ..2....1....2....0....1....1....2....2....0....0....0....0....0....0....3....0 ..2....2....0....0....2....2....1....0....1....0....2....1....0....0....1....1 ..2....1....2....2....0....1....0....2....1....1....1....3....2....3....0....1 ..0....1....1....1....0....1....2....0....2....1....0....0....3....1....2....0 ..2....1....1....2....3....3....0....0....2....1....2....1....1....2....0....0 ..1....3....2....1....2....1....1....1....0....1....0....1....3....2....1....3 CROSSREFS Sequence in context: A103126 A045869 A098808 * A020413 A031806 A186045 Adjacent sequences:  A212474 A212475 A212476 * A212478 A212479 A212480 KEYWORD nonn AUTHOR R. H. Hardin May 17 2012 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
The OEIS Community | Maintained by The OEIS Foundation Inc.

Last modified October 23 20:17 EDT 2019. Contains 328373 sequences. (Running on oeis4.)