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A074647 a(n)=m is the n-th number such that gcd(A074639(m), A000010(m))=1. 1
1, 2, 3, 5, 7, 11, 17, 19, 23, 29, 31, 37, 41, 47, 53, 59, 61, 67, 71, 73, 83, 89, 97, 101, 107, 131, 137, 139, 149, 151, 163, 167, 173, 179, 191, 193, 197, 211, 223, 227, 229, 233, 239, 251, 257, 263, 269, 277, 283, 289, 293, 307, 311 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..53.

CROSSREFS

Cf. A074639.

Sequence in context: A336370 A076805 A322477 * A108543 A042988 A167135

Adjacent sequences:  A074644 A074645 A074646 * A074648 A074649 A074650

KEYWORD

nonn

AUTHOR

Michele Dondi (bik.mido(AT)tiscalinet.it), Sep 18 2002

STATUS

approved

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Last modified May 13 13:53 EDT 2021. Contains 343858 sequences. (Running on oeis4.)