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A106381
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Real part of Gaussian prime numbers such that the Gaussian Primorial product up to them is a Gaussian prime minus i.
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5
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1, 1, 2, 2, 1, 6, 4, 11, 10, 11, 19, 3, 18, 16
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,3
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COMMENTS
| A106382 has the imaginary parts of these numbers.
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LINKS
| Sven Simon, Readable list of A106381/A106382
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EXAMPLE
| (1+i)*(1+2i)*(2+i)*3*(2+3i)*(3+2i)*(1+4i) + i = (585-975i) + i = (585-974i), which is a Gaussian prime. This is the 5th number with the property, so a(5)=1.
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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
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KEYWORD
| nonn
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AUTHOR
| Sven Simon (sven-h.simon(AT)t-online.de), Apr 30 2005
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