A163396 Primes in carryless arithmetic mod 10 in which all digits except the rightmost are even.

21, 23, 25, 27, 29, 41, 43, 45, 47, 49, 61, 63, 65, 67, 69, 81, 83, 85, 87, 89, 201, 209, 227, 229, 241, 243, 261, 263, 287, 289, 403, 407, 421, 427, 443, 449, 463, 469, 481, 487, 603, 607, 623, 629, 641, 647, 661, 667, 683, 689, 801, 809, 821

Offset

1,1

Comments

These are called e-type primes.

Links

Table of n, a(n) for n=1..53.

Index entries for sequences related to carryless arithmetic

Crossrefs

A169887 = A163396 union A169984.

Sequence in context: A169887 A007929 A143712 * A169903 A095447 A095443

Adjacent sequences: A163393 A163394 A163395 * A163397 A163398 A163399

Keyword

nonn,base

Author

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

Status

approved