A257942 - cp's OEIS frontend

A257942 a(n) = (n+1)*(n+2)/A014695(n+1), where A014695 is repeat (1, 2, 2, 1).

n	a(n)
0	1
1	3
2	12
3	20
4	15
5	21
6	56
7	72
8	45
9	55
10	132
11	156
12	91
13	105
14	240
15	272
16	153
17	171
18	380
19	420
20	231
21	253
22	552
23	600
24	325
25	351
26	756
27	812
28	435
29	465
30	992
31	1056
32	561
33	595
34	1260
35	1332
36	703
37	741
38	1560
39	1640
40	861
41	903
42	1892
43	1980
44	1035
45	1081
46	2256
47	2352
48	1225
49	1275
50	2652

[1, 3, 12, 20, 15, 21, 56, 72, 45, 55, 132, 156, 91, 105, 240, 272, 153, 171, 380, 420, 231, 253, 552, 600, 325, 351, 756, 812, 435, 465, 992, 1056, 561, 595, 1260, 1332, 703, 741, 1560, 1640, 861, 903, 1892, 1980, 1035, 1081, 2256, 2352, 1225, 1275, 2652]

cp's OEIS Frontend

A257942 a(n) = (n+1)*(n+2)/A014695(n+1), where A014695 is repeat (1, 2, 2, 1).

Table of values

List of values