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 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 (list; graph; refs; listen; history; text; internal format)
 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

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Last modified May 17 19:53 EDT 2024. Contains 372607 sequences. (Running on oeis4.)