1,1

These are called e-type numbers, cf. A163396.

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

Index entries for sequences related to carryless arithmetic

Select[Range[21, 500], (id = IntegerDigits[#1]; And @@ EvenQ /@ Most[id] && OddQ[Last[id]]) & ] (* Jean-François Alcover, May 23 2013 *)

Cf. A144162, A163396, A169984.

Sequence in context: A095451 A169887 A007929 * A163396 A169903 A095447

Adjacent sequences: A143709 A143710 A143711 * A143713 A143714 A143715

nonn,base

David Applegate, Marc LeBrun and N. J. A. Sloane, Aug 24 2010

approved