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A321589 Number of tilings of a 6 X n rectangle using pentominoes of shapes X, Y, T and dominoes. 2
1, 1, 13, 83, 1103, 11453, 127320, 1388914, 15330926, 167842605, 1845273115, 20252779428, 222470481108, 2442643290488, 26825729083460, 294573090471640, 3234887436123961, 35523266398630041, 390097222479871444, 4283805079495347243, 47042252237178793997 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

Alois P. Heinz, Table of n, a(n) for n = 0..962

Wikipedia, Pentomino

CROSSREFS

Cf. A286347.

Sequence in context: A163688 A274398 A301953 * A225129 A297207 A222491

Adjacent sequences:  A321586 A321587 A321588 * A321590 A321591 A321592

KEYWORD

nonn

AUTHOR

Alois P. Heinz, Nov 13 2018

STATUS

approved

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Last modified May 28 09:09 EDT 2022. Contains 354112 sequences. (Running on oeis4.)