The On-Line Encyclopedia of Integer Sequences® (OEIS®)

Revision History for A087763 (Underlined text is an addition; strikethrough text is a ~~deletion~~.)
Showing entries 1-10 | older changes

A087763

Primes p such that 8^p - 7^p is composite.
(history; published version)

#14 by Joerg Arndt at Tue Jul 19 01:20:34 EDT 2022

STATUS

reviewed

approved

#13 by Michel Marcus at Tue Jul 19 00:14:06 EDT 2022

STATUS

proposed

reviewed

#12 by Mohammed Yaseen at Mon Jul 18 16:17:14 EDT 2022

STATUS

editing

proposed

#11 by Mohammed Yaseen at Mon Jul 18 16:16:49 EDT 2022

	OFFSET	`21,1`
	CROSSREFS	`Primes p such that k^p - (k-1)^p is composite: A087489 (k=3), A087490 (k=4), A087685 (k=5), A087749 (k=6), A087759 (k=7), this sequence (k=8), A087894 (k=9), A087895 (k=10).`
	EXTENSIONS	`Offset corrected by Mohammed Yaseen, Jul 18 2022`
	STATUS	`approved` `editing`

#10 by Susanna Cuyler at Tue Feb 16 01:00:41 EST 2021

STATUS

proposed

approved

#9 by Michel Marcus at Mon Feb 15 23:47:35 EST 2021

STATUS

editing

proposed

#8 by Michel Marcus at Mon Feb 15 23:47:32 EST 2021

CROSSREFS

STATUS

proposed

editing

#7 by Jon E. Schoenfield at Mon Feb 15 23:44:15 EST 2021

STATUS

editing

proposed

#6 by Jon E. Schoenfield at Mon Feb 15 23:44:14 EST 2021

NAME

Primes np such that 8^n-p - 7^np is composite.

STATUS

approved

editing

#5 by Harvey P. Dale at Thu Mar 15 13:13:18 EDT 2018

STATUS

editing

approved

Last modified August 29 15:03 EDT 2024. Contains 375517 sequences. (Running on oeis4.)