0,1

a(23) = a(28) = 9 and a(i) = a(j) <==> i = j for i, j < 28; same cycle values as A063042 but the conjecture that this is the only cycle for all starting values is not true: see A063044

a(0) = 17 and a(n) = A063041(a(n-1)) for n > 0

Cf. A063041, A063042, A063044.

Sequence in context: A125452 A016238 A016181 this_sequence A016174 A016281 A081044

Adjacent sequences: A063040 A063041 A063042 this_sequence A063044 A063045 A063046

easy,nonn

Reinhard Zumkeller (reinhard.zumkeller(AT)lhsystems.com), Jul 07 2001