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A038601 Prime numbers p such that the number of partitions of p is also a prime. +0
4
2, 3, 5, 13, 157, 491, 863, 1621, 2633, 5347, 8117, 13513, 35227, 62311, 76367, 84017, 141637, 170537, 189353, 192667, 201821, 216617, 251677, 269257, 288203, 293621, 353807, 366103, 367621, 372023, 441703, 444167, 478571, 518657, 582371, 626333 (list; graph; listen)
OFFSET

0,1

LINKS

Hisanori Mishima, Factorizations of many number sequences..

Hisanori Mishima, Factorizations of many number sequences..

Hisanori Mishima, Factorizations of many number sequences..

Hisanori Mishima, Factorizations of many number sequences..

Hisanori Mishima, Factorizations of many number sequences..

Hisanori Mishima, Factorizations of many number sequences..

Hisanori Mishima, Factorizations of many number sequences..

Hisanori Mishima, Factorizations of many number sequences..

Hisanori Mishima, Factorizations of many number sequences..

Hisanori Mishima, Factorizations of many number sequences..

Hisanori Mishima, Factorizations of many number sequences..

EXAMPLE

5 = (1+1+1+1+1+1,1+1+1+2,1+1+3,1+4,1+2+2,2+3,5) - partition(5) = 7; 5 and 7 are primes.

MATHEMATICA

Do[ If[ PrimeQ[n] && PrimeQ[ PartitionsP[n]], Print[n]], {n, 1, 10^5} ]

CROSSREFS

Cf. A046063, A000041, A070177.

Adjacent sequences: A038598 A038599 A038600 this_sequence A038602 A038603 A038604

Sequence in context: A041047 A120494 A164825 this_sequence A114747 A041639 A006985

KEYWORD

nonn

AUTHOR

Jeff Burch (gburch(AT)erols.com)

EXTENSIONS

More terms from Simon Plouffe (simon.plouffe(AT)gmail.com)

More terms from Robert G. Wilson v (rgwv(AT)rgwv.com), Aug 29 2001

Terms after 84017 added by Jacques Tramu (echolalie(AT)echolalie.com), Jun 26 2005

Corrected by T. D. Noe (noe(AT)sspectra.com), Oct 31 2006

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Last modified November 8 20:39 EST 2009. Contains 166234 sequences.


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