A333393 - OEIS

A333393

Primes whose binary representation corresponds to the characteristic function of 1, 2, 3, 5, 7, ... (1 followed by primes).

3, 7, 29, 1873, 7672913, 8045632442437, 2490002635466567109268165355290155548689

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OFFSET

1,1

COMMENTS

The next term is too large to include.

LINKS

EXAMPLE

1873 (in base 10) = 11101010001 (in base 2).

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123 5 7 11

MATHEMATICA

Select[Table[2^(Prime[n] - 1) + Sum[2^(Prime[n] - Prime[k]), {k, 1, n}], {n, 1, 32}], PrimeQ[#] &]

CROSSREFS

Primes in A333392.

KEYWORD

nonn,base

AUTHOR

STATUS

approved