A352589 - cp's OEIS frontend

A352589 Triangle read by rows: T(n,k) = number of tilings of a n X k rectangle using 2 X 2 and 1 X 1 tiles and dominoes, n >= 0, k = 0..n.

n	a(n)
0	1
1	1
2	1
3	1
4	2
5	8
6	1
7	3
8	26
9	163
10	1
11	5
12	90
13	1125
14	15623
15	1
16	8
17	306
18	7546
19	210690
20	5684228
21	1
22	13
23	1046
24	51055
25	2865581
26	154869092
27	8459468955
28	1
29	21
30	3570
31	344525
32	38879777
33	4207660108
34	460706560545
35	50280716999785
36	1
37	34
38	12190
39	2326760
40	527889422
41	114411435032
42	25111681648122
43	5492577770367562
44	1202536689448371122

[1, 1, 1, 1, 2, 8, 1, 3, 26, 163, 1, 5, 90, 1125, 15623, 1, 8, 306, 7546, 210690, 5684228, 1, 13, 1046, 51055, 2865581, 154869092, 8459468955, 1, 21, 3570, 344525, 38879777, 4207660108, 460706560545, 50280716999785, 1, 34, 12190, 2326760, 527889422, 114411435032, 25111681648122, 5492577770367562, 1202536689448371122]

cp's OEIS Frontend

A352589 Triangle read by rows: T(n,k) = number of tilings of a n X k rectangle using 2 X 2 and 1 X 1 tiles and dominoes, n >= 0, k = 0..n.

Table of values

List of values