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.

A145742 Composite numbers n such that all 10 numbers n+4*m^2 for m=1,2,...,10 are prime.

Table of values

n a(n)
1 143473
2 2821813
3 3171877
4 27439003
5 95771533
6 107832187
7 174499873
8 315915517
9 438561313
10 761271373
11 1010315923
12 1083101167
13 1247119687
14 1272171217
15 1494582637
16 1540272427
17 2760699643
18 3205014607
19 3615583147
20 3636010807

List of values

[143473, 2821813, 3171877, 27439003, 95771533, 107832187, 174499873, 315915517, 438561313, 761271373, 1010315923, 1083101167, 1247119687, 1272171217, 1494582637, 1540272427, 2760699643, 3205014607, 3615583147, 3636010807]

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

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