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A229491 The index of the smallest Lucas number having exactly n distinct prime factors. 1
1, 0, 6, 12, 30, 42, 45, 75, 126, 105, 175, 135, 255, 195, 285, 345, 435, 315, 693, 405, 525, 765, 585 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

Table of n, a(n) for n=0..22.

CROSSREFS

Cf. A000032 (Lucas numbers).

Cf. A060320 (corresponding sequence for Fibonacci numbers).

Cf. A086598 (number of distinct factors in Lucas numbers).

Cf. A229490 (smallest Lucas number having exactly n distinct prime factors).

Sequence in context: A242949 A143272 A153877 * A263676 A083494 A126857

Adjacent sequences:  A229488 A229489 A229490 * A229492 A229493 A229494

KEYWORD

nonn

AUTHOR

T. D. Noe, Oct 28 2013

STATUS

approved

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Last modified March 30 12:10 EDT 2020. Contains 333125 sequences. (Running on oeis4.)