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.

A230636 Numbers n such that m + (sum of digits in base-4 representation of m) = n has exactly four solutions.

Table of values

n a(n)
1 16777234
2 33554451
3 50331668
4 83886099
5 100663316
6 117440533
7 150994964
8 167772181
9 184549398
10 218103829
11 234881046
12 251658263
13 268435476
14 268435478
15 285212691
16 301989908
17 318767125
18 352321556
19 369098773
20 385875990
21 419430421
22 436207638
23 452984855
24 486539286

List of values

[16777234, 33554451, 50331668, 83886099, 100663316, 117440533, 150994964, 167772181, 184549398, 218103829, 234881046, 251658263, 268435476, 268435478, 285212691, 301989908, 318767125, 352321556, 369098773, 385875990, 419430421, 436207638, 452984855, 486539286]

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

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