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A090817 a(n)=numerator(B(2*prime(n))) where prime(n)=n-th prime and B(k) denotes the k-th Bernoulli number. 0
1, 1, 5, 7, 854513, 8553103, 2577687858367, 2929993913841559, 596451111593912163277961, 84483613348880041862046775994036021, 12300585434086858541953039857403386151 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,3
COMMENTS
a(1)=1 (instead of -1)
LINKS
PROG
(PARI) a(n)=numerator(bernfrac(2*prime(n)))
CROSSREFS
Sequence in context: A291687 A257774 A281386 * A357054 A198875 A249403
KEYWORD
nonn
AUTHOR
Benoit Cloitre, Feb 11 2004
STATUS
approved

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Last modified April 17 02:36 EDT 2024. Contains 371756 sequences. (Running on oeis4.)