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A209598 Number of 7X7 0..n arrays with every element equal to a diagonal or antidiagonal reflection 1
82556485632, 61291132048828125, 709908161907247808512, 923682425022125244140625, 310357092660359621536382976, 41461694858240499304086993277, 2836619246897071128576000000000 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Row 7 of A209593
LINKS
FORMULA
a(n) = (n+1) ^ 13 * ((n+1)*(2*n+1)) ^ 9
CROSSREFS
Sequence in context: A172548 A172611 A172716 * A233608 A115538 A283074
KEYWORD
nonn
AUTHOR
R. H. Hardin Mar 10 2012
STATUS
approved

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Last modified March 28 17:42 EDT 2024. Contains 371254 sequences. (Running on oeis4.)