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.

A283074 Numbers k such that the central binomial coefficient C(2*k,k) is divisible by k^5.

Table of values

n a(n)
1 1
2 84331608790
3 94482127740
4 164273806200
5 438726722148
6 541278246600
7 549361342530
8 808172086449
9 912226745430
10 959218287720
11 1017676553985
12 1017868271175
13 1078659050256
14 1286556180525
15 1418394308100
16 1475851476960
17 1489765799610
18 1535790227400
19 1562434592400
20 1642639268270

List of values

[1, 84331608790, 94482127740, 164273806200, 438726722148, 541278246600, 549361342530, 808172086449, 912226745430, 959218287720, 1017676553985, 1017868271175, 1078659050256, 1286556180525, 1418394308100, 1475851476960, 1489765799610, 1535790227400, 1562434592400, 1642639268270]

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

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