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A127855
Quotients A120492(p)/p, where p = Prime[n].
0
3, 13, 3553, 4410001, 117279379988209, 2331742837337539921, 1542124619897735720591412481, 50763923011615077618322055249233, 103811229730824186819640201001214367336729
OFFSET
1,1
COMMENTS
Prime p divides A120492(p), where A120492(n) = 1 + Sum[ Prime[k]^(n-1), {k,1,n}] = {2, 6, 39, 504, 17765, 552552, 30870007, ...}.
FORMULA
a(n) = A120492(Prime(n))/Prime(n). a(n) = (1 + Sum[ Prime[k]^(Prime[n]-1), {k,1,Prime[n]} ])/Prime[n].
MATHEMATICA
Table[(1 + Sum[ Prime[k]^(Prime[n]-1), {k, 1, Prime[n]} ])/Prime[n], {n, 1, 15}]
CROSSREFS
KEYWORD
nonn
AUTHOR
Alexander Adamchuk, Feb 03 2007
STATUS
approved