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.

A240928 Number of 8-digit positive integers in base n where the sum of the first k digits equals the sum of the last k digits.

Table of values

n a(n)
2 35
3 750
4 6174
5 31025
6 114961
7 346193
8 896876
9 2072694
10 4379055
11 8606312
12 15936426
13 28073487
14 47400509
15 77164915
16 121695128
17 186650684
18 279308283
19 408886194
20 586909430
21 827618109
22 1148421417
23 1570399589
24 2118856324
25 2823924050
26 3721224455
27 4852586700

List of values

[35, 750, 6174, 31025, 114961, 346193, 896876, 2072694, 4379055, 8606312, 15936426, 28073487, 47400509, 77164915, 121695128, 186650684, 279308283, 408886194, 586909430, 827618109, 1148421417, 1570399589, 2118856324, 2823924050, 3721224455, 4852586700]

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

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