A111387 A111386(n-1) concatenated with A111386(n+1) divided by A111386(n).
5, 63, 35, 63, 335, 603, 335, 6003, 3335, 6003, 33335, 60003, 33335, 600003, 333335, 6000003, 3333335, 6000003, 3333335, 60000003, 33333335, 600000003, 333333335, 600000003, 3333333335, 6000000003, 3333333335, 60000000003
Offset: 2
Examples
15/3 = 5, 315/5 = 63.
Crossrefs
Cf. A111386.
Extensions
More terms from R. J. Mathar, Aug 20 2007
More terms computed from A111386. Max Alekseyev, Oct 17 2008