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.

A076551 Smallest triangular number with n prime factors (counted without multiplicity).

Table of values

n a(n)
0 1
1 3
2 6
3 66
4 210
5 3570
6 103740
7 930930
8 56812470
9 1722580860
10 32395433070
11 265257422430
12 91348974206490
13 8923863379851420
14 330196858581850260
15 14193386885746698630
16 2378522762792139793830
17 351206814022419685159830
18 28791787439593010836313310

List of values

[1, 3, 6, 66, 210, 3570, 103740, 930930, 56812470, 1722580860, 32395433070, 265257422430, 91348974206490, 8923863379851420, 330196858581850260, 14193386885746698630, 2378522762792139793830, 351206814022419685159830, 28791787439593010836313310]

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

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