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.

A072745 Product of the members of pairs of primes (p, q) with p < q and such that, for some integer k, (p+q)/2 = 2^k and p > 2^(k-1).

Table of values

n a(n)
1 15
2 55
3 247
4 799
5 943
6 4087
7 14359
8 14863
9 15943
10 51847
11 56887
12 59911
13 62287
14 64807
15 65311
16 200143
17 208783
18 234919
19 245503
20 255583
21 259543
22 260119
23 262063
24 848767
25 869647
26 884551
27 960367
28 974047
29 977287
30 983551
31 1003207
32 1026967

List of values

[15, 55, 247, 799, 943, 4087, 14359, 14863, 15943, 51847, 56887, 59911, 62287, 64807, 65311, 200143, 208783, 234919, 245503, 255583, 259543, 260119, 262063, 848767, 869647, 884551, 960367, 974047, 977287, 983551, 1003207, 1026967]