A120204 a(1) = 3; a(n) = floor((29 + Sum_{i=1..n-1} a(i))/9).

3, 3, 3, 4, 4, 5, 5, 6, 6, 7, 8, 9, 10, 11, 12, 13, 15, 17, 18, 20, 23, 25, 28, 31, 35, 38, 43, 47, 53, 59, 65, 72, 80, 89, 99, 110, 122, 136, 151, 168, 186, 207, 230, 256, 284, 316, 351, 390, 433, 481, 535, 594, 660, 733, 815, 905, 1006, 1118, 1242, 1380, 1533

Offset: 1

Author

Graeme McRae, Jun 10 2006

Keywords

• nonn

Links

• Stefano Spezia, Table of n, a(n) for n = 1..1000

Crossrefs

Cf. A073941, A112088, A072493.

Programs

Mathematica

a[1]:=3; a[n_]:=a[n]=Floor[(29+Sum[a[i],{i,n-1}])/9]; Array[a,61] (* Stefano Spezia, Jul 19 2024 *)

Extensions

a(41)-a(61) from Stefano Spezia, Jul 19 2024