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A076343 A076340(A001358(n)), real part of semiprimes mapped as defined in A076340, A076341. 3
4, 8, 15, 8, 16, 17, 31, 24, 15, 24, 47, 32, 33, 40, 49, 48, 63, 65, 49, 79, 56, 64, 47, 95, 72, 95, 80, 63, 88, 113, 97, 127, 96, 81, 104, 145, 97, 120, 129, 143, 120, 161, 175, 159, 136, 191, 144, 145, 111, 144, 129, 160, 209, 191, 168, 143, 239, 176, 241, 143 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..60.

EXAMPLE

Applying the map as defined in A076340, A076341:

A001358(15)=39=3*13=(4-1)*(12+1) -> (4,-1)*(12,1) = (4*12+1,4-12) = (49,-8), therefore a(15)=49 and A076344(120)=-8.

CROSSREFS

Imaginary part = A076344, A076342, A076347.

Sequence in context: A174554 A272048 A112312 * A335382 A272346 A354846

Adjacent sequences: A076340 A076341 A076342 * A076344 A076345 A076346

KEYWORD

nonn

AUTHOR

Reinhard Zumkeller, Oct 08 2002

STATUS

approved

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Last modified December 9 07:17 EST 2022. Contains 358700 sequences. (Running on oeis4.)