A194944 Records in A034693.

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

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: A000885 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