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A179513
a(1) = 1, a(n) = prime(a(n-1)) + 3*a(n-1).
7
1, 5, 26, 179, 1600, 18299, 258850, 4407623, 88463546, 2056904519, 54625874590, 1637606381371, 54871264668362
OFFSET
1,2
MATHEMATICA
NestList[ Prime@# + 3# &, 1, 13]
KEYWORD
nonn
AUTHOR
Robert G. Wilson v, Jul 17 2010
STATUS
approved