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A084988 Numbers made with nonprime digits such that the sum of the digits is also not prime. 0
1, 4, 6, 8, 9, 10, 18, 19, 40, 44, 46, 48, 60, 64, 66, 68, 69, 80, 81, 84, 86, 88, 90, 91, 96, 99, 100, 108, 109, 114, 116, 118, 141, 144, 149, 161, 168, 169, 180, 181, 186, 189, 190, 194, 196, 198 (list; graph; refs; listen; history; internal format)
OFFSET

1,2

EXAMPLE

E.g. 46 is not prime and 4+6 =10 is also not prime.

CROSSREFS

Cf. A084984.

Sequence in context: A062115 A141613 A072362 * A202265 A004716 A205530

Adjacent sequences:  A084985 A084986 A084987 * A084989 A084990 A084991

KEYWORD

nonn,base

AUTHOR

Meenakshi Srikanth (menakan_s(AT)yahoo.com), Jun 27 2003

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Last modified February 15 06:58 EST 2012. Contains 205694 sequences.