A247773 Number of tilings of a 5 X n rectangle using n pentominoes of any but the V shape.

1, 1, 5, 38, 329, 2614, 17400, 122843, 901647, 6662758, 48492622, 351153718, 2549170764, 18557754476, 135119522565, 982657665633, 7145326366447, 51965861513279, 377997475235382, 2749505470031020, 19998020429893220, 145451451407796951, 1057925773226867974

Offset

0,3

Links

Alois P. Heinz, Table of n, a(n) for n = 0..500

Wikipedia, Pentomino

Crossrefs

Column k=0 of A247709.

Cf. A174249, A233427.

Sequence in context: A282964 A357163 A357224 * A207411 A316598 A228657

Adjacent sequences: A247770 A247771 A247772 * A247774 A247775 A247776

Keyword

nonn

Author

Alois P. Heinz, Sep 23 2014

Status

approved