A084665 a(n) = A074104(n)/n.

2, 0, 1, 2, 2, 1, 2, 2, 6, 5, 6, 1, 4, 1, 2, 1, 4, 1, 16, 4, 4, 1, 4, 2, 10, 4, 4, 1, 6, 3, 18, 3, 2, 5, 14, 4, 8, 2, 2, 2, 14, 1, 6, 7, 8, 3, 2, 4, 14, 3, 2, 1, 6, 7, 2, 5, 4, 2, 12, 2, 16, 3, 6, 12, 6, 3, 12, 4, 4, 4, 4, 7, 4, 7, 6, 4, 6, 5, 2, 15, 16, 1, 4, 3, 4, 13, 6, 6, 12, 2, 10, 7, 2, 1, 4, 1, 4, 3

Offset

1,1

Links

Andrew Howroyd, Table of n, a(n) for n = 1..10000

Prog

(PARI) lista(n)={my(a=vector(n), s=2); a[1]=s; for(n=3, n, my(m=n); while(!isprime(s+m), m+=n); a[n]=m/n; s+=m); a} \\ Andrew Howroyd, Dec 10 2024

Crossrefs

Cf. A074104.

Sequence in context: A302567 A303113 A065051 * A035392 A007149 A028832

Adjacent sequences: A084662 A084663 A084664 * A084666 A084667 A084668

Keyword

nonn

Author

Amarnath Murthy, Jun 03 2003

Status

approved