

A038584


Primes p such that the sum of the primes from 2 through p is a palindrome.


3



2, 3, 19, 78347, 87641, 139241, 1959253, 9564097, 516916921, 1048924213, 155353386241, 178196630873, 6433462703963, 12702232868389
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OFFSET

1,1


COMMENTS

a(13) > 10^12.  Donovan Johnson, Apr 25 2010
a(15) > 8.79*10^13.  Giovanni Resta, Sep 01 2018


LINKS

Table of n, a(n) for n=1..14.
C. Rivera, Source


FORMULA

a(n) = A000040(A038582(n)).  R. J. Mathar, Sep 09 2015


EXAMPLE

19 is a term because 2 + 3 + 5 + 7 + 11 + 13 + 17 + 19 = 77 is a palindrome.


CROSSREFS

Cf. A007504, A038582, A038583, A058846.
Sequence in context: A232498 A254380 A099069 * A108022 A108884 A119584
Adjacent sequences: A038581 A038582 A038583 * A038585 A038586 A038587


KEYWORD

nonn,base,more


AUTHOR

Jud McCranie


EXTENSIONS

a(11)a(12) from Donovan Johnson, Apr 25 2010
a(13)a(14) from Giovanni Resta, Aug 30 2018
Name corrected by Jon E. Schoenfield, Sep 10 2018


STATUS

approved



