A087310 Common differences of arithmetic progressions in A086786.

1, 2, 6, 6, 30, 4, 72, 72, 210, 132, 132, 114, 594, 48, 354, 1860, 3942, 2574, 2574, 2574, 20910, 20910, 9600, 9600

Offset

2,2

Links

Table of n, a(n) for n=2..25.

Formula

a(n) = A086786(n, 2) - A086786(n, 1) = (A087309(n) - A087308(n))/(n - 1).

Crossrefs

Cf. A086786, A087308, A087309.

Sequence in context: A282170 A105725 A005226 * A130087 A085087 A072983

Adjacent sequences: A087307 A087308 A087309 * A087311 A087312 A087313

Keyword

nonn,more

Author

Amarnath Murthy, Sep 02 2003

Extensions

Edited and extended by David Wasserman, Jan 08 2006

Status

approved