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.

A241787 Triangular numbers which have one or more occurrences of exactly four different digits.

Table of values

n a(n)
1 1035
2 1275
3 1326
4 1378
5 1485
6 1540
7 1596
8 1653
9 1830
10 1953
11 2016
12 2145
13 2346
14 2415
15 2485
16 2701
17 2850
18 3081
19 3160
20 3240
21 3486
22 3570
23 3741
24 3916
25 4095
26 4186
27 4278
28 4371
29 4560
30 4753
31 4851
32 4950
33 5460
34 5671
35 6105
36 6328
37 6903
38 7021
39 7140
40 7260
41 7381
42 7503
43 8256

List of values

[1035, 1275, 1326, 1378, 1485, 1540, 1596, 1653, 1830, 1953, 2016, 2145, 2346, 2415, 2485, 2701, 2850, 3081, 3160, 3240, 3486, 3570, 3741, 3916, 4095, 4186, 4278, 4371, 4560, 4753, 4851, 4950, 5460, 5671, 6105, 6328, 6903, 7021, 7140, 7260, 7381, 7503, 8256]