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 A241394 Number of n X 4 0..3 arrays with no element equal to zero plus the sum of elements to its left or one plus the sum of elements above it or zero plus the sum of the elements diagonally to its northwest or one plus the sum of the elements antidiagonally to its northeast, modulo 4. 1
 6, 23, 85, 480, 2780, 17211, 102782, 645484, 3936420, 24633252, 150911826, 941907715, 5783836527, 36025719987, 221566632164, 1377925800191, 8486654284672, 52714390850462, 324976079474744, 2016735929148039, 12443708121368662, 77167572875652387, 476406669588897579 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS R. H. Hardin, Table of n, a(n) for n = 1..210 EXAMPLE Some solutions for n=4: ..2..3..3..3....3..2..2..2....2..3..3..2....2..3..3..2....2..3..3..2 ..1..3..1..2....1..2..0..0....1..3..2..0....2..1..2..2....1..3..2..0 ..1..0..0..3....3..0..0..0....1..0..0..0....3..0..1..2....1..2..0..2 ..3..2..2..2....1..2..2..0....3..2..0..2....3..2..0..2....2..3..0..3 CROSSREFS Column 4 of A241397. Sequence in context: A027043 A006815 A264690 * A054491 A282710 A295132 Adjacent sequences: A241391 A241392 A241393 * A241395 A241396 A241397 KEYWORD nonn AUTHOR _R. H. Hardin_, Apr 20 2014 STATUS approved

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Last modified March 4 23:31 EST 2024. Contains 370537 sequences. (Running on oeis4.)