A144077 a(n) = z(n^2,n) with z(x,y) = if x>y then z(x-y,y+1) else y.

1, 3, 5, 7, 8, 10, 12, 14, 15, 17, 19, 20, 22, 24, 26, 27, 29, 31, 33, 34, 36, 38, 40, 41, 43, 45, 46, 48, 50, 52, 53, 55, 57, 59, 60, 62, 64, 66, 67, 69, 71, 72, 74, 76, 78, 79, 81, 83, 85, 86, 88, 90, 92, 93, 95, 97, 98, 100, 102, 104, 105, 107, 109, 111, 112, 114, 116, 117

Offset

1,2

Comments

0 <= a(n) - A022838(n) <= 1.

Links

R. Zumkeller, Table of n, a(n) for n = 1..10000

Example

a(5)=z(25,5)=z(20,6)=z(14,7)=z(7,8)=8;
a(6)=z(36,6)=z(30,7)=z(23,8)=z(15,9)=z(6,10)=10.

Crossrefs

Sequence in context: A083034 A213908 A247514 * A184626 A047392 A330117

Adjacent sequences: A144074 A144075 A144076 * A144078 A144079 A144080

Keyword

nonn

Author

Reinhard Zumkeller, Sep 09 2008

Status

approved