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.

A176578 Slowest increasing sequence of odd primes such that the partial sums of the sequence from the second on are perfect powers.

Table of values

n a(n)
1 2
2 7
3 23
4 89
5 1607
6 1753
7 2351
8 7393
9 19543
10 20593
11 46639
12 54449
13 284527
14 344249
15 407791
16 512009
17 812431
18 844433
19 1214407
20 1316033
21 2109671
22 2233601
23 11251351
24 11267777
25 13903271
26 14449489
27 16203287
28 16451713
29 18219679
30 18367721

List of values

[2, 7, 23, 89, 1607, 1753, 2351, 7393, 19543, 20593, 46639, 54449, 284527, 344249, 407791, 512009, 812431, 844433, 1214407, 1316033, 2109671, 2233601, 11251351, 11267777, 13903271, 14449489, 16203287, 16451713, 18219679, 18367721]

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

Content is available under The OEIS End-User License Agreement.