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A279969 a(1)=1, a(n+1)=2^(prime(a(n))-1). 1
1, 2, 4, 64, 2085924839766513752338888384931203236916703635113918720651407820138886450957656787131798913024 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..5.

MATHEMATICA

NestList[Power[2, Prime[#]-1]&, 1, 4]

CROSSREFS

Cf. A058891, A279944.

Sequence in context: A088079 A118993 A219735 * A018364 A100603 A301818

Adjacent sequences:  A279966 A279967 A279968 * A279970 A279971 A279972

KEYWORD

nonn

AUTHOR

Gus Wiseman, Dec 24 2016

STATUS

approved

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Last modified March 19 15:02 EDT 2019. Contains 321330 sequences. (Running on oeis4.)