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Search: id:A051315
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A051315 Euclid-Mullin sequence (A000945) with initial value a(1)=31 instead of a(1)=2. +0
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31, 2, 3, 11, 23, 47059, 7, 5, 89, 19, 2287, 233, 17, 647, 1607, 12637, 103, 13, 163, 4980301, 521, 83, 16561, 540233, 443516695049428313, 109, 37, 1811, 53, 487, 54851902098201415256332812014456368491880881376500917815250301535629421241702640\ 2782591 (list; graph; listen)
OFFSET

1,1

MATHEMATICA

a[ n_+1 ] := First[ Flatten[ FactorInteger[ 1+Product[ a[ j ], {j, 1, n} ] ] ] ]

CROSSREFS

Cf. A000945, A000946, A005265, A005266.

Sequence in context: A040955 A040954 A040956 this_sequence A040957 A040958 A040959

Adjacent sequences: A051312 A051313 A051314 this_sequence A051316 A051317 A051318

KEYWORD

easy,nonn

AUTHOR

Labos E. (labos(AT)ana.sote.hu)

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Last modified December 4 15:11 EST 2009. Contains 170347 sequences.


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