A162132 Number of n X n symmetric 0..7 arrays with rows, considered as 8-ary numbers, in strictly increasing order

8, 252, 45864, 50262534, 351601076232, 16367322300597324, 5217637682319138197604, 11629272273607529252594370117, 184105746720318540273712504363740024

Offset

1,1

Links

R. H. Hardin, Table of n, a(n) for n=1..10

Crossrefs

Sequence in context: A214817 A303415 A301401 * A297051 A213412 A226428

Adjacent sequences: A162129 A162130 A162131 * A162133 A162134 A162135

Keyword

nonn

Author

R. H. Hardin Jun 25 2009

Status

approved