A105989 Near-repdigit semiprimes with 8 as repeated digit.

818, 838, 878, 886, 889, 898, 8818, 8881, 8882, 8885, 8889, 88887, 88889, 88898, 888883, 888886, 888889, 888898, 8888818, 8888881, 8888883, 8888889, 88888881, 88888889, 888888881, 888888886, 8888888858, 8888888881, 8888888885

Offset

1,1

Links

Table of n, a(n) for n=1..29.

Example

a(2)=838 is a term because 838 is a semiprime and all digits are equal to 8 except one.

Crossrefs

Sequence in context: A279441 A379951 A221748 * A332181 A266059 A356414

Adjacent sequences: A105986 A105987 A105988 * A105990 A105991 A105992

Keyword

base,nonn

Author

Shyam Sunder Gupta, Apr 29 2005

Status

approved