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.

A107629 The present sequence depends on the index k of a Gaussian prime a + bi in A103431. Such an index k is a term of this sequence when an integer multiplier m exists such that m*norm(a+bi) lies in an interval of length 1 around the index k of a+bi in A103431: k - 1/2 < m*norm(a+bi) < k + 1/2.

Table of values

n a(n)
1 1
2 2
3 8
4 12
5 13
6 38
7 39
8 80
9 142
10 143
11 216
12 218
13 221
14 222
15 325
16 329
17 330
18 447
19 448
20 450
21 590
22 594
23 765
24 954
25 955
26 1156
27 1413
28 1418
29 1419
30 1658
31 1660
32 1661
33 1666
34 1667
35 1958
36 2259
37 2260
38 2590
39 2595
40 2940
41 3340
42 3342
43 3763
44 4209
45 4656
46 4657
47 4662
48 4663
49 4668

List of values

[1, 2, 8, 12, 13, 38, 39, 80, 142, 143, 216, 218, 221, 222, 325, 329, 330, 447, 448, 450, 590, 594, 765, 954, 955, 1156, 1413, 1418, 1419, 1658, 1660, 1661, 1666, 1667, 1958, 2259, 2260, 2590, 2595, 2940, 3340, 3342, 3763, 4209, 4656, 4657, 4662, 4663, 4668]