id:A107665 - OEIS Search Results

Search: id:A107665

Displaying 1-1 of 1 results found.

page 1

Numbers with semiprime digits (digits 4, 6, 9 only).

+0
7

4, 6, 9, 44, 46, 49, 64, 66, 69, 94, 96, 99, 444, 446, 449, 464, 466, 469, 494, 496, 499, 644, 646, 649, 664, 666, 669, 694, 696, 699, 944, 946, 949, 964, 966, 969, 994, 996, 999, 4444, 4446, 4449, 4464, 4466, 4469, 4494, 4496, 4499, 4644, 4646, 4649, 4664 (list; graph; listen)

	OFFSET	`1,1`
	CROSSREFS	`Cf. A107666 (primes in this sequence), A001358 (semiprimes), A029581 (all digits are composite).` `Cf. A107342, A111494, A111496, A111697.` `Sequence in context: A046376 A085721 A081614 this_sequence A085733 A107342 A086698` `Adjacent sequences: A107662 A107663 A107664 this_sequence A107666 A107667 A107668`
	KEYWORD	`base,nonn`
	AUTHOR	`Rick L. Shepherd (rshepherd2(AT)hotmail.com), May 19 2005`

page 1

Search completed in 0.002 seconds

Last modified July 26 23:19 EDT 2008. Contains 142293 sequences.

AT&T Labs Research