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A263303 T(n,k)=Number of (n+3)X(k+3) 0..1 arrays with each row divisible by 13 and column not divisible by 13, read as a binary number with top and left being the most significant bits. 7
0, 42, 0, 228, 156, 0, 3516, 1504, 522, 0, 51978, 46554, 8818, 1604, 0, 760086, 1403180, 539152, 45174, 4866, 0, 10182786, 41783272, 32625992, 5450977, 231794, 14776, 0, 142451394, 1143560054, 1955562184, 655737184, 55298941, 1175574, 45046, 0 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Table starts

.0.....42.....228......3516.......51978......760086.....10182786...142451394

.0....156....1504.....46554.....1403180....41783272...1143560054.33208175412

.0....522....8818....539152....32625992..1955562184.107352061052

.0...1604...45174...5450977...655737184.78301062222

.0...4866..231794..55298941.13204700207

.0..14776.1175574.557854814

.0..45046.5973996

.0.136248

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..47

FORMULA

Empirical for column k:

k=1: a(n) = a(n-1)

k=2: [order 47]

EXAMPLE

Some solutions for n=3 k=4

..0..0..1..1..0..1..0....0..0..1..1..0..1..0....0..0..0..1..1..0..1

..1..0..1..1..0..1..1....0..0..0..0..0..0..0....1..1..0..1..0..0..0

..1..0..0..1..1..1..0....1..1..1..0..1..0..1....0..0..1..1..0..1..0

..0..0..1..1..0..1..0....0..1..1..0..1..0..0....0..0..0..0..0..0..0

..0..0..0..1..1..0..1....1..1..0..1..0..0..0....0..0..0..1..1..0..1

..0..1..1..0..1..0..0....1..0..0..0..0..0..1....0..0..0..1..1..0..1

CROSSREFS

Sequence in context: A243831 A022074 A335188 * A263288 A216799 A203484

Adjacent sequences:  A263300 A263301 A263302 * A263304 A263305 A263306

KEYWORD

nonn,tabl

AUTHOR

R. H. Hardin, Oct 13 2015

STATUS

approved

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Last modified November 28 12:22 EST 2021. Contains 349401 sequences. (Running on oeis4.)