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A144676 Primes in A090831. 0
7, 1409, 52021, 3468667 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
The next term A090831(242) ~ 9.7 * 10^457 is too large to be displayed here. See the indices in A144675.
LINKS
FORMULA
a(n)=A090831(A144675(n)).
PROG
(PARI) for( n=1, 999, /* n%10|print1([n]); */ isprime( p=sum( i=1, n, prime(i)^(n+1-i))) & print1(p", "))
CROSSREFS
Sequence in context: A289482 A214010 A145451 * A243232 A362060 A265963
KEYWORD
nonn,bref,hard
AUTHOR
M. F. Hasler, Feb 02 2009, Feb 16 2009
STATUS
approved

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Last modified May 26 19:46 EDT 2024. Contains 372844 sequences. (Running on oeis4.)