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A138323 Sum_{k = 1..n} p(k)^p(k + 1), where p(k) = k - th prime. +0
1
8, 251, 78376, 1977405119, 34524689549050, 8650450444070886983, 239081086135595395734136, 257829867026393862843621801395 (list; graph; listen)
OFFSET

1,1

EXAMPLE

2^3=8

2^3+3^5=8+243=251

2^3+3^5+5^7=8+243+78125=78376

MATHEMATICA

P3[n_] := Sum[Prime[i]^Prime[i + 1], {i, 1, n}]; Table[P3[n], {n, 1, 8}]

CROSSREFS

Sequence in context: A090241 A029751 A035036 this_sequence A162132 A171612 A053717

Adjacent sequences: A138320 A138321 A138322 this_sequence A138324 A138325 A138326

KEYWORD

nonn

AUTHOR

Vladimir Orlovsky (4vladimir(AT)gmail.com), May 07 2008

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Last modified December 20 16:54 EST 2009. Contains 171081 sequences.


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