A194944 - OEIS

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A194944

Records in A034693.

3

1, 2, 4, 6, 10, 12, 20, 24, 26, 30, 32, 38, 42, 44, 46, 60, 84, 108, 114, 126, 144, 166, 182, 192, 212, 234, 246, 258, 276, 278, 288, 294, 310, 406, 480, 494, 504, 534, 618, 634

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

OFFSET

1,2

LINKS

Table of n, a(n) for n=1..40.

FORMULA

a(n) = A034693(A194945(n)). - R. J. Mathar, May 05 2023

PROG

(PARI) A034693(n)=my(k=n+1); while(!isprime(k), k+=n); (k-1)/n

r=0; forstep(n=1, 1e9, 2, t=A034693(n); if(t>r, r=t; print1(t", ")))

CROSSREFS

Cf. A034693, A194945 (positions).

Sequence in context: A372638 A068336 A293821 * A133871 A068514 A074645

Adjacent sequences: A194941 A194942 A194943 * A194945 A194946 A194947

KEYWORD

nonn,hard

AUTHOR

Charles R Greathouse IV, Sep 06 2011

EXTENSIONS

a(36)-a(40) from Charles R Greathouse IV, Sep 18 2011

NAME corrected by R. J. Mathar, May 05 2023

STATUS

approved