A257320 a(0) = 1, a(n+1) = (a(n)-th prime) + 1.

1, 3, 6, 14, 44, 194, 1182, 9548, 99524, 1292832, 20374364, 380964632, 8300770764, 207647281344, 5890165284054, 187490458428150, 6637438916631014, 259323494528272898

Offset

0,2

Comments

For n>0, a(n)>A007097(n): a(n)-A007097(n)=0,1,3,9,33,163,1055,8839,94143,1240121,..

Links

Table of n, a(n) for n=0..17.

Example

a(0)=1, a(1)=1+prime(1)=3, a(2)=1+prime(3)=6.

Mathematica

NestList[1+Prime[#]&, 1, 16]

Crossrefs

Cf. A007097.

Sequence in context: A274054 A059741 A054099 * A318344 A129090 A324222

Adjacent sequences: A257317 A257318 A257319 * A257321 A257322 A257323

Keyword

nonn,more

Author

Zak Seidov, Apr 20 2015

Extensions

a(16)-a(17) from Jinyuan Wang, Jun 27 2020

Status

approved