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A163002 Number of n X n binary arrays with all 1s connected and a path of 1s from upper left corner to lower right corner. 2
1, 3, 45, 2423, 482443, 360923899, 1012326365581, 10583931453268587, 410628432970492896401, 58940807698860767759080097, 31235684611422395105793077154373, 61025622782775877079925551890952450707, 439058030866550268551946597005515209497083151 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
LINKS
CROSSREFS
Main diagonal of A359573.
Sequence in context: A154242 A331710 A283698 * A117253 A012833 A012747
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jul 20 2009
EXTENSIONS
a(8)-a(11) from Andrew Howroyd, Jan 06 2023
Terms a(12) and beyond from Andrew Howroyd, Jan 30 2023
STATUS
approved

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Last modified April 22 02:54 EDT 2024. Contains 371887 sequences. (Running on oeis4.)