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.

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A154554 Primes p such that m=p-1 is the least number such that p divides m!+1.

Original entry on oeis.org

2, 3, 5, 13, 17, 31, 37, 41, 53, 73, 89, 97, 101, 107, 113, 151, 157, 167, 173, 181, 197, 211, 223, 229, 241, 281, 283, 313, 331, 337, 349, 353, 373, 409, 421, 433, 439, 457, 487, 509, 541, 547, 587, 617, 643, 653, 659, 677, 701, 751, 757, 761, 769, 773, 821
Offset: 1

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Author

T. D. Noe, Jan 12 2009

Keywords

Comments

The graph of A073944 shows two prominent curves. This sequence gives the primes on the upper curve. Primes on the lower curve are in sequence A154555. Note that the terms of A115092 are 1 for these primes.

Links

Programs

  • Mathematica
    Rest[Reap[Do[p=Prime[i]; f=1; m=1; While[f=Mod[f*m,p]; f+1
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Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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