A269312 - cp's OEIS frontend

A269312 Consider a number x. Take the sum of its digits. Repeat the process deleting the first addendum and adding the previous sum. The sequence lists the numbers that after some iterations reach the arithmetic derivative of x.

n	a(n)
1	14
2	51
3	145
4	285
5	629
6	708
7	807
8	1318
9	2362
10	2548
11	2869
12	3789
13	4087
14	4811
15	6031
16	6355
17	10201
18	15563
19	17143
20	17287
21	17561
22	19883
23	20567
24	21731
25	22429
26	23461
27	26269
28	27301
29	30967
30	33389
31	69529
32	73211
33	85927
34	86087
35	90133
36	96781
37	110159
38	116011
39	159767
40	161701
41	162055
42	190079

[14, 51, 145, 285, 629, 708, 807, 1318, 2362, 2548, 2869, 3789, 4087, 4811, 6031, 6355, 10201, 15563, 17143, 17287, 17561, 19883, 20567, 21731, 22429, 23461, 26269, 27301, 30967, 33389, 69529, 73211, 85927, 86087, 90133, 96781, 110159, 116011, 159767, 161701, 162055, 190079]

cp's OEIS Frontend

A269312 Consider a number x. Take the sum of its digits. Repeat the process deleting the first addendum and adding the previous sum. The sequence lists the numbers that after some iterations reach the arithmetic derivative of x.

Table of values

List of values