A085773 (n / product of digits of n) is a semiprime.

12, 111, 132, 135, 144, 224, 315, 384, 612, 1111, 1113, 1131, 1212, 1311, 1332, 1575, 1715, 2232, 3111, 3168, 4112, 4416, 9315, 11111, 11313, 11711, 11872, 12132, 12224, 12432, 12712, 13113, 13212, 13248, 13272, 13932, 14144, 16224, 16632, 17115

Offset

1,1

Links

Table of n, a(n) for n=1..40.

Crossrefs

Cf. A001358.

Sequence in context: A048532 A049102 A075231 * A066042 A153597 A036733

Adjacent sequences: A085770 A085771 A085772 * A085774 A085775 A085776

Keyword

base,nonn

Author

Jason Earls, Jul 23 2003

Status

approved