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!)
 A240385 Number of 5Xn 0..3 arrays with no element equal to zero plus the sum of elements to its left or two plus the sum of the elements above it or zero plus the sum of the elements diagonally to its northwest, modulo 4 1
 50, 636, 16994, 281186, 8802558, 157432290, 5145703760, 94223623272, 3126551352694, 57696575110386, 1924215336561216, 35602912537978540, 1189410681468072730, 22026730385148887712, 736286341896022349010 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Row 5 of A240381 LINKS R. H. Hardin, Table of n, a(n) for n = 1..210 EXAMPLE Some solutions for n=3 ..3..1..3....3..1..1....3..1..1....3..1..3....3..1..1....3..1..3....3..1..1 ..3..0..0....3..0..2....3..0..0....3..2..2....2..0..0....3..2..0....2..0..0 ..2..1..2....1..2..0....3..2..2....2..0..0....1..0..2....1..0..3....2..1..1 ..1..3..2....3..0..0....1..0..2....1..0..2....3..0..0....3..0..2....2..3..2 ..2..0..0....1..0..2....2..0..1....2..0..3....1..2..2....3..2..3....2..0..3 CROSSREFS Sequence in context: A160336 A231583 A156965 * A282766 A323485 A052460 Adjacent sequences:  A240382 A240383 A240384 * A240386 A240387 A240388 KEYWORD nonn AUTHOR R. H. Hardin, Apr 04 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 | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

Last modified February 20 04:32 EST 2020. Contains 332063 sequences. (Running on oeis4.)