A068261 1/11 the number of colorings of an n X n square array with 11 colors.

1, 910, 68574970, 427930027242220, 221137704795252158407270, 9463150242205388819074000094751280, 33534479816787277910813101182508769902777523860, 9840797926202104384851368990911439263679557403782233656012620

Offset: 1

Author

R. H. Hardin, Feb 24 2002

Keywords

• nonn

Crossrefs

Cf. A068239-A068305, A000332, A002417, A027441, A182368, A182406.

Extensions

a(6)-a(8) from Alois P. Heinz, Apr 27 2012