1,1

Clark Kimberling, "Complementary Equations," Journal of Integer Sequences 10 (2007) Article 07.1.4, 1-14.

Table of n, a(n) for n=1..59.

b(1) = a(a(1))+a(1) = 1+1 = 2;

b(2) = a(a(2))+a(2) = 4+3 = 7;

b(3) = a(a(3))+a(3) = 5+4 = 9.

Cf. A136497.

Sequence in context: A191263 A287359 A022424 * A297826 A288598 A277737

Adjacent sequences: A136495 A136496 A136497 * A136499 A136500 A136501

nonn

Clark Kimberling, Jan 01 2008

approved