A255062 - cp's OEIS frontend

A255062 Number of steps to reach 0 when starting from (2^n)-1 and iterating the map x -> x - (number of runs in binary representation of x): a(n) = A255072(A000225(n)).

n	a(n)
0	0
1	1
2	2
3	4
4	7
5	12
6	21
7	37
8	66
9	119
10	216
11	394
12	722
13	1330
14	2464
15	4590
16	8591
17	16143
18	30435
19	57550
20	109115
21	207389
22	395046
23	754028
24	1441972
25	2762765
26	5303467
27	10200386
28	19656529
29	37948282
30	73384081
31	142115377
32	275551756
33	534790473
34	1038702981
35	2018626773
36	3924923938
37	7634733313

[0, 1, 2, 4, 7, 12, 21, 37, 66, 119, 216, 394, 722, 1330, 2464, 4590, 8591, 16143, 30435, 57550, 109115, 207389, 395046, 754028, 1441972, 2762765, 5303467, 10200386, 19656529, 37948282, 73384081, 142115377, 275551756, 534790473, 1038702981, 2018626773, 3924923938, 7634733313]

cp's OEIS Frontend

A255062 Number of steps to reach 0 when starting from (2^n)-1 and iterating the map x -> x - (number of runs in binary representation of x): a(n) = A255072(A000225(n)).

Table of values

List of values