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Search: id:A131590
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| A131590 |
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Sum of the squares of the first 2^n primes. |
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+0
1
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| 4, 13, 87, 1027, 13275, 155995, 1789395, 19523155, 204330315, 2081006083, 20605602003, 199966727443, 1908356153955, 17942429101363, 166591116531123, 1529578004981731, 13917470067182067, 125565110929591171
(list; graph; listen)
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OFFSET
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0,1
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EXAMPLE
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The sum of the squares of the first 2^2 primes = 4+9+25+49 = 87, the third entry in the sequence.
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PROGRAM
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(PARI) sumprimesq(n, b) = { local(x, y, s, a); for(y=0, n, s=0; for(x=1, b^y, s+=prime(x)^2; ); print1(s", "); ) }
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CROSSREFS
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Sequence in context: A012258 A012134 A088946 this_sequence A041433 A058014 A045886
Adjacent sequences: A131587 A131588 A131589 this_sequence A131591 A131592 A131593
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KEYWORD
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nonn
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AUTHOR
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Cino Hilliard (hillcino368(AT)hotmail.com), Aug 30 2007
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