A161768 a(n) = A161767(n) - A161767(n-1) = number of divisors of A161767(n+1).

2, 3, 4, 5, 2, 3, 6, 3, 21, 527, 46221064723758528

Offset

1,1

Links

Table of n, a(n) for n=1..11.

Crossrefs

Cf. A000005, A161767.

Sequence in context: A215089 A329243 A375636 * A213925 A141810 A141809

Adjacent sequences: A161765 A161766 A161767 * A161769 A161770 A161771

Keyword

nonn

Author

Leroy Quet, Jun 18 2009

Extensions

a(11) from Amiram Eldar, Jan 27 2019

Status

approved