A156604 - cp's OEIS frontend

A156604 a(1)=2; for n > 0, a(n+1) is the smallest prime of A046704 larger than a(n) such that the sequence of digit sums of a(n) is nondecreasing.

n	a(n)
1	2
2	3
3	5
4	7
5	29
6	47
7	67
8	89
9	179
10	197
11	199
12	379
13	397
14	487
15	577
16	599
17	797
18	887
19	977
20	1499
21	1697
22	1787
23	1877
24	1949
25	2399
26	2579
27	2687
28	2777
29	2939
30	2957
31	2999
32	3989
33	4799
34	4889
35	4999
36	6997
37	7699
38	7789
39	7879
40	8599
41	8689
42	8779
43	8887
44	9679
45	9697
46	9769
47	9787
48	9859

[2, 3, 5, 7, 29, 47, 67, 89, 179, 197, 199, 379, 397, 487, 577, 599, 797, 887, 977, 1499, 1697, 1787, 1877, 1949, 2399, 2579, 2687, 2777, 2939, 2957, 2999, 3989, 4799, 4889, 4999, 6997, 7699, 7789, 7879, 8599, 8689, 8779, 8887, 9679, 9697, 9769, 9787, 9859]

cp's OEIS Frontend

A156604 a(1)=2; for n > 0, a(n+1) is the smallest prime of A046704 larger than a(n) such that the sequence of digit sums of a(n) is nondecreasing.

Table of values

List of values