A061890: a(6)?
zak seidov
zakseidov at yahoo.com
Wed Mar 7 17:38:26 CET 2007
In A061890 there are only 5 terms,
while in A033997 a(6)= 3672424151449.
Anybody knows a(6) in A061890?
Zak
A061890 Squares which are the sum of initial primes.
100,25633969,212372329,292341604,3672424151449
A033997 Sum of first n primes is a square.
9, 2474, 6694, 7785, 709838, 126789311423
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