The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A213161 (Bold, blue-underlined text is an addition; faded, red-underlined text is a ~~deletion~~.)
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A213161

Primes p such that (k+1)*p^2-k are prime for k=1..7.
(history; published version)

#12 by Wesley Ivan Hurt at Sat Oct 18 09:11:28 EDT 2014

STATUS

reviewed

approved

#11 by Michel Marcus at Sat Oct 18 07:55:22 EDT 2014

STATUS

proposed

reviewed

#10 by Jon E. Schoenfield at Sat Oct 18 07:17:39 EDT 2014

STATUS

editing

proposed

#9 by Jon E. Schoenfield at Sat Oct 18 07:17:37 EDT 2014

COMMENTS

Subsequence of A213159: a(1)=A213159(8)=A213125(134).

KEYWORD

nonn,more

nonn

STATUS

approved

editing

#8 by T. D. Noe at Tue Jun 12 17:46:57 EDT 2012

STATUS

proposed

approved

#7 by Zak Seidov at Sun Jun 10 20:04:41 EDT 2012

STATUS

editing

proposed

#6 by Zak Seidov at Sun Jun 10 19:49:27 EDT 2012

DATA

1329433951, 25778112821, 75902670689, 80358496679, 84005465699, 184273377289, 188745495049, 220260667439, 225830918741, 227706130541, 250232659249, 314987199911, 396580371571, 532375084669, 535798256839, 542604984109, 634725913009, 676837365821, 706769028239

COMMENTS

All terms squared are congruent to 1 mod 23109240.

More terms: 755943098371, 797370889699, 843028736089, 848657766529, 849148113659, 861950855039, 1035653917759.

Subsequence of A213159: a(1)=A213159(8)=A213125(134).

#5 by Zak Seidov at Fri Jun 08 23:03:35 EDT 2012

DATA

1329433951, 25778112821, 75902670689, 80358496679, 84005465699, 184273377289, 188745495049, 220260667439, 225830918741, 227706130541, 250232659249, 314987199911

#4 by Zak Seidov at Thu Jun 07 22:46:03 EDT 2012

DATA

1329433951, 25778112821, 75902670689, 80358496679, 84005465699

COMMENTS

All terms squared are congruent to 1 mod 2310.

#3 by Zak Seidov at Wed Jun 06 09:32:08 EDT 2012

COMMENTS

Subsequence of A213159: a(1)=A213159(8), a(2)=A213159A213125(49134).