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This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A117460 Primes prime(i) such that their sum-of-index-digits A007953(i) and their sum-of-digits A007605(i) are consecutive primes.

Table of values

n a(n)
1 2
2 3
3 5
4 43
5 113
6 191
7 373
8 821
9 1097
10 1307
11 1493
12 1523
13 1619
14 1873
15 1907
16 2029
17 2081
18 2339
19 3109
20 3169
21 3347
22 3923
23 4339
24 4421
25 4463
26 4603
27 5417
28 5581
29 6067
30 6263
31 6427
32 6607
33 6791
34 6841
35 6863
36 7127
37 7307
38 7673
39 7723
40 7877
41 8731
42 9341
43 10079
44 10723

List of values

[2, 3, 5, 43, 113, 191, 373, 821, 1097, 1307, 1493, 1523, 1619, 1873, 1907, 2029, 2081, 2339, 3109, 3169, 3347, 3923, 4339, 4421, 4463, 4603, 5417, 5581, 6067, 6263, 6427, 6607, 6791, 6841, 6863, 7127, 7307, 7673, 7723, 7877, 8731, 9341, 10079, 10723]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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