A359656 - cp's OEIS frontend

A359656 Irregular table read by rows: T(n,k) is the number of k-gons, k>=3, formed in a square with edge length 1 by straight line segments when connecting the internal edge points that divide the sides into segments with lengths equal to the Farey series of order n to the equivalent points on the opposite side of the square.

n	a(n)
1	0
2	1
3	0
4	4
5	56
6	40
7	368
8	300
9	48
10	12
11	3376
12	3408
13	960
14	96
15	7536
16	7524
17	2240
18	436
19	8
20	42048
21	45112
22	13912
23	2868
24	168
25	28
26	97720
27	105980
28	34496
29	7020
30	832
31	52
32	8
33	267240
34	290456
35	100560
36	20576
37	2688
38	160
39	24
40	461800
41	509824
42	174400
43	36228
44	4608
45	324
46	16
47	1411272
48	1594296
49	569152
50	126408
51	16856
52	1408
53	104

[0, 1, 0, 4, 56, 40, 368, 300, 48, 12, 3376, 3408, 960, 96, 7536, 7524, 2240, 436, 8, 42048, 45112, 13912, 2868, 168, 28, 97720, 105980, 34496, 7020, 832, 52, 8, 267240, 290456, 100560, 20576, 2688, 160, 24, 461800, 509824, 174400, 36228, 4608, 324, 16, 1411272, 1594296, 569152, 126408, 16856, 1408, 104]

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Table of values

List of values