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.

A350655 a(n) is the least positive number that can be written as p^2 + p*q + q^2 in exactly n ways where p and q are primes and p <= q.

Table of values

n a(n)
0 1
1 12
2 147
3 57603
4 160797
5 4611243
6 36822513
7 878112417
8 2069618187
9 9891199227
10 9098192883
11 27885254943
12 73104587283
13 132014176203
14 3457814397303
15 1449081095007
16 5644476547437
17 9051074413563
18 31516441411377
19 8343886414773
20 5272121828883

List of values

[1, 12, 147, 57603, 160797, 4611243, 36822513, 878112417, 2069618187, 9891199227, 9098192883, 27885254943, 73104587283, 132014176203, 3457814397303, 1449081095007, 5644476547437, 9051074413563, 31516441411377, 8343886414773, 5272121828883]

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

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