A076346 - OEIS

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A076346

A076341(A000961(n)), imaginary part of prime powers mapped as defined in A076340, A076341.

0, 0, -1, 0, 1, -1, 0, -8, -1, 1, 0, 1, -1, -1, 8, -47, 1, -1, 0, 1, 1, -1, -1, -16, 1, -1, 1, 0, -1, -1, 1, -1, -240, -1, 1, 1, 1, -1, -1, 1, 1, -24, 47, -1, 0, -1, 1, -1, 1, -1, 1, -1, -1, 24, 1, -1, 1, -1, 1, 1, -1, -1, -1, -1, 1, 1, -1, 1, -1121, -1, 0, 1, -1, 1, -1, 1, 1, -1, 32, 1, -1

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,8

LINKS

Table of n, a(n) for n=1..81.

EXAMPLE

Applying the map as defined in A076340, A076341:

A000961(16)=27=3*3*3=(4-1)*(4-1)*(4-1) -> (4,-1)*(4,-1)*(4,-1) = (4*4-1,-8)*(4,-1) = (4*15-8,-32-15) = (52,-47), therefore a(16)=-47 and A076345(16)=52.

CROSSREFS

Real part = A076345, A070750.

Sequence in context: A095893 A095886 A325222 * A199461 A366126 A056191

Adjacent sequences: A076343 A076344 A076345 * A076347 A076348 A076349

KEYWORD

sign

AUTHOR

Reinhard Zumkeller, Oct 08 2002

STATUS

approved