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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

R. H. Hardin, Table of n, a(n) for n = 1..50

FORMULA

a(n) = (n+1) ^ 13 * ((n+1)*(2*n+1)) ^ 9

CROSSREFS

Sequence in context: A172548 A172611 A172716 * A233608 A115538 A283074

Adjacent sequences:  A209595 A209596 A209597 * A209599 A209600 A209601

KEYWORD

nonn

AUTHOR

R. H. Hardin Mar 10 2012

STATUS

approved

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Last modified May 20 11:16 EDT 2022. Contains 353871 sequences. (Running on oeis4.)