A divisor chain of length n is an arrangement of 1..n such that each term is a divisor of the sum of the preceding terms.
Table of n, a(n) for n=0..13.
Cf. A067957, A094096, A094098, A094099.
Sequence in context: A134434 A168613 A139809 * A107046 A072907 A211174
Adjacent sequences: A094096 A094097 A094098 * A094100 A094101 A094102
Chris Landauer (cal(AT)aero.org), May 04, 2004.