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A251563 Number of (n+1)X(2+1) 0..7 arrays with every 2X2 subblock summing to a prime 1
29476, 1720558, 100477236, 5871247808, 343048858208, 20045964354544, 1171337430239996, 68446666138149356, 3999583528286507728, 233714398039230477280, 13656851668945938218858, 798035184976562913518324 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 2 of A251567
LINKS
FORMULA
Empirical recurrence of order 83 (see link above)
EXAMPLE
Some solutions for n=1
..0..2..4....4..7..2....2..7..7....3..7..3....0..3..4....7..1..5....7..1..1
..1..2..5....1..5..3....0..2..1....1..6..1....1..3..7....1..2..3....5..4..7
CROSSREFS
Sequence in context: A182133 A182416 A232201 * A022200 A234669 A031656
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 04 2014
STATUS
approved

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Last modified March 28 16:58 EDT 2024. Contains 371254 sequences. (Running on oeis4.)