A056746 Number of raw solutions to Hi-Q puzzle with n holes on a side, any initial peg removed.

0, 0, 0, 84, 438984, 2194477729800

Offset

1,4

Links

Table of n, a(n) for n=1..6.

Eric Weisstein's World of Mathematics, Hi-Q

Crossrefs

Sequence in context: A292196 A076230 A118076 * A111194 A096132 A078083

Adjacent sequences: A056743 A056744 A056745 * A056747 A056748 A056749

Keyword

hard,nonn

Author

David W. Wilson, Aug 15 2000

Status

approved