cp's OEIS Frontend

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.

A349987 Numbers that can be represented in more than one way as p^2+p*q+q^2 with p and q primes, p<=q.

Table of values

n a(n)
1 147
2 903
3 1911
4 3667
5 3913
6 4627
7 5187
8 8103
9 10137
10 11613
11 12999
12 13117
13 13467
14 14313
15 16023
16 16887
17 18723
18 19047
19 19747
20 20397
21 22197
22 23107
23 24307
24 25833
25 28227
26 30457
27 30847
28 31827
29 32403
30 37947
31 38703
32 39819
33 45163
34 46543
35 50407
36 57603
37 58813
38 61383
39 63147
40 68367
41 68403
42 70707
43 71337
44 74973

List of values

[147, 903, 1911, 3667, 3913, 4627, 5187, 8103, 10137, 11613, 12999, 13117, 13467, 14313, 16023, 16887, 18723, 19047, 19747, 20397, 22197, 23107, 24307, 25833, 28227, 30457, 30847, 31827, 32403, 37947, 38703, 39819, 45163, 46543, 50407, 57603, 58813, 61383, 63147, 68367, 68403, 70707, 71337, 74973]

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

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