

A106381


Real part of Gaussian prime numbers such that the Gaussian Primorial product up to them is a Gaussian prime minus i.


5



1, 1, 2, 2, 1, 6, 4, 11, 10, 11, 19, 3, 18, 16
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OFFSET

1,3


COMMENTS

A106382 has the imaginary parts of these numbers.


LINKS

Table of n, a(n) for n=1..14.
Sven Simon, Readable list of A106381/A106382


EXAMPLE

(1+i)*(1+2i)*(2+i)*3*(2+3i)*(3+2i)*(1+4i) + i = (585975i) + i = (585974i), which is a Gaussian prime. This is the 5th number with the property, so a(5)=1.


CROSSREFS

Cf. A103431, A103432, A106377, A106379, A106382, A106384.
Sequence in context: A128308 A109152 A130469 * A064784 A174302 A108074
Adjacent sequences: A106378 A106379 A106380 * A106382 A106383 A106384


KEYWORD

nonn


AUTHOR

Sven Simon, Apr 30 2005


STATUS

approved



