The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A226376 Number of tilings of a 12 X n rectangle using integer sided square tiles of area > 1. 2
 1, 0, 1, 1, 13, 4, 98, 57, 511, 499, 3722, 3845, 24823, 31696, 164781, 243930, 1134938, 1847197, 7765162, 13890389, 53540736, 102899049, 371688482, 756873240, 2587867543, 5533483651, 18092417136, 40238855115, 126887317089, 291501063966, 892138812087 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,5 LINKS Alois P. Heinz, Table of n, a(n) for n = 0..1000 EXAMPLE a(5) = 4: ._._._._._.  ._._._._._.  ._._._._._.  ._._._._._. |   |     |  |     |   |  |   |     |  |     |   | |___|     |  |     |___|  |___|     |  |     |___| |   |_____|  |_____|   |  |   |_____|  |_____|   | |___|     |  |     |___|  |___|     |  |     |___| |   |     |  |     |   |  |   |     |  |     |   | |___|_____|  |_____|___|  |___|_____|  |_____|___| |   |     |  |     |   |  |     |   |  |   |     | |___|     |  |     |___|  |     |___|  |___|     | |   |_____|  |_____|   |  |_____|   |  |   |_____| |___|     |  |     |___|  |     |___|  |___|     | |   |     |  |     |   |  |     |   |  |   |     | |___|_____|  |_____|___|  |_____|___|  |___|_____| CROSSREFS Column k=12 of A226206. Sequence in context: A056139 A106293 A046734 * A222165 A277125 A249267 Adjacent sequences:  A226373 A226374 A226375 * A226377 A226378 A226379 KEYWORD nonn AUTHOR Alois P. Heinz, Jun 05 2013 STATUS approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

Last modified April 21 08:49 EDT 2021. Contains 343148 sequences. (Running on oeis4.)