A251079 Number of tilings of a 30 X n rectangle using 3n decominoes of shape I.

1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 89, 225, 415, 665, 981, 1369, 1835, 2385, 3025, 3761, 30169, 79903, 167957, 314911, 548011, 902339, 1422073, 2161837, 3188141, 4580911, 12815576, 31665861, 70135406, 142741143, 272097694, 492367347, 853768306, 1428360119

Offset: 0

Author

Alois P. Heinz, Nov 29 2014

Keywords

• nonn

Links

• Alois P. Heinz, Table of n, a(n) for n = 0..100
• Wikipedia, Decomino

Crossrefs

Column k=10 of A251072.

Cf. A250667.