A110458 Alternately prime and composite numbers such that neighboring terms have no digit in common.

2, 4, 3, 6, 5, 8, 7, 9, 11, 20, 13, 22, 17, 24, 19, 25, 31, 26, 37, 10, 23, 14, 29, 15, 43, 12, 47, 16, 53, 18, 59, 21, 67, 28, 41, 27, 61, 30, 71, 32, 79, 33, 89, 34, 97, 35, 101, 36, 107, 38, 109, 42, 73, 40, 83, 44, 103, 45, 113, 46, 127, 39, 151, 48, 131, 49, 137, 50, 139, 52, 149, 55, 163, 54, 167, 58, 173, 56, 179, 60, 157

Offset

1,1

Links

Table of n, a(n) for n=1..81.

Crossrefs

Sequence in context: A073898 A067747 A073846 * A217559 A217560 A114112

Adjacent sequences: A110455 A110456 A110457 * A110459 A110460 A110461

Keyword

base,easy,nonn

Author

Amarnath Murthy, Aug 04 2005

Extensions

Corrected and extended. - David Wasserman, Dec 02 2008

Status

approved