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.

A066528 Non-palindromic triangular numbers whose reverse is a triangular number with the same number of digits.

Table of values

n a(n)
1 153
2 351
3 17578
4 87571
5 185745
6 547581
7 1461195
8 5911641
9 12145056
10 12517506
11 60571521
12 65054121
13 304119453
14 354911403
15 1775275491
16 1945725771
17 10246462281
18 17990863516
19 18226464201
20 35615002605
21 50620051653
22 61536809971
23 1222080857271
24 1664224065406

List of values

[153, 351, 17578, 87571, 185745, 547581, 1461195, 5911641, 12145056, 12517506, 60571521, 65054121, 304119453, 354911403, 1775275491, 1945725771, 10246462281, 17990863516, 18226464201, 35615002605, 50620051653, 61536809971, 1222080857271, 1664224065406]

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

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