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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.

A345457 a(n) = Sum_{k=0..n} binomial(5*n+3,5*k).

Table of values

n a(n)
0 1
1 57
2 1574
3 53143
4 1669801
5 53774932
6 1717012749
7 54986385093
8 1759098789526
9 56296324109907
10 1801425114687749
11 57646238657975068
12 1844672594930734801
13 59029601136140621857
14 1888946370232447241574
15 60446293452901248074943

List of values

[1, 57, 1574, 53143, 1669801, 53774932, 1717012749, 54986385093, 1759098789526, 56296324109907, 1801425114687749, 57646238657975068, 1844672594930734801, 59029601136140621857, 1888946370232447241574, 60446293452901248074943]

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

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