A237054 - cp's OEIS frontend

A237054 a(1)=1, a(n) = (a(n-1) + n) XOR n.

n	a(n)
1	1
2	1
3	7
4	15
5	17
6	17
7	31
8	47
9	49
10	49
11	55
12	79
13	81
14	81
15	111
16	111
17	145
18	177
19	215
20	255
21	257
22	257
23	271
24	319
25	321
26	321
27	327
28	383
29	385
30	385
31	447
32	511
33	513
34	513
35	519
36	527
37	529
38	529
39	543
40	623
41	689
42	753
43	823
44	847
45	849
46	849
47	943
48	1007
49	1041
50	1137
51	1175
52	1279
53	1281
54	1281

[1, 1, 7, 15, 17, 17, 31, 47, 49, 49, 55, 79, 81, 81, 111, 111, 145, 177, 215, 255, 257, 257, 271, 319, 321, 321, 327, 383, 385, 385, 447, 511, 513, 513, 519, 527, 529, 529, 543, 623, 689, 753, 823, 847, 849, 849, 943, 1007, 1041, 1137, 1175, 1279, 1281, 1281]

cp's OEIS Frontend

A237054 a(1)=1, a(n) = (a(n-1) + n) XOR n.

Table of values

List of values