The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A227024 Number of nX5 (0,1,2) arrays of permanents of 2X2 subblocks of some (n+1)X6 binary array with rows and columns of the latter in lexicographically nondecreasing order 1
 25, 368, 4948, 65317, 786154, 8379285, 79224749, 668706345, 5081503151, 35102679286, 222533536879, 1305789511714, 7145426639248, 36700964912428, 177929765359899, 818153315837912, 3583007628524884, 14999102522624015 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Column 5 of A227025 LINKS R. H. Hardin, Table of n, a(n) for n = 1..29 EXAMPLE Some solutions for n=4 ..0..0..0..1..0....0..0..0..0..0....0..1..0..0..1....0..0..0..0..1 ..0..0..1..0..0....0..0..0..1..1....0..0..0..0..1....0..0..0..1..2 ..0..2..0..0..1....0..1..2..1..1....0..1..1..2..1....0..1..2..2..1 ..1..1..0..0..0....1..0..1..2..2....1..0..1..2..2....2..2..2..2..1 CROSSREFS Sequence in context: A045622 A130052 A059255 * A254376 A022749 A036071 Adjacent sequences:  A227021 A227022 A227023 * A227025 A227026 A227027 KEYWORD nonn AUTHOR R. H. Hardin Jun 27 2013 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 June 25 06:20 EDT 2021. Contains 345452 sequences. (Running on oeis4.)