cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A234312 Number of tilings of a 5 X n rectangle using n pentominoes of shapes L, X.

Table of values

n a(n)
0 1
1 0
2 2
3 0
4 4
5 2
6 8
7 8
8 16
9 24
10 36
11 64
12 88
13 160
14 224
15 392
16 576
17 960
18 1472
19 2368
20 3728
21 5888
22 9376
23 14720
24 23488
25 36896
26 58752
27 92544
28 146944
29 232064
30 367680
31 581632
32 920448
33 1457152
34 2305024
35 3649664
36 5773312
37 9140224
38 14460928
39 22890496
40 36221184
41 57327616

List of values

[1, 0, 2, 0, 4, 2, 8, 8, 16, 24, 36, 64, 88, 160, 224, 392, 576, 960, 1472, 2368, 3728, 5888, 9376, 14720, 23488, 36896, 58752, 92544, 146944, 232064, 367680, 581632, 920448, 1457152, 2305024, 3649664, 5773312, 9140224, 14460928, 22890496, 36221184, 57327616]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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