A105987 - OEIS

A105987

Near-repdigit semiprimes with 6 as repeated digit.

166, 466, 566, 626, 662, 667, 669, 766, 866, 4666, 5666, 6166, 6626, 6646, 6662, 6663, 6667, 6686, 6866, 7666, 46666, 62666, 65666, 66166, 66662, 66667, 66686, 76666, 616666, 626666, 646666, 656666, 662666, 666466, 666566, 666646, 666661, 666662

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,1

LINKS

Table of n, a(n) for n=1..38.

EXAMPLE

a(2)=466 is a term because 466 is a semiprime and all digits are equal to 6 except one.

CROSSREFS

Sequence in context: A020361 A256643 A250735 * A051963 A033675 A204971

Adjacent sequences: A105984 A105985 A105986 * A105988 A105989 A105990

KEYWORD

base,nonn

AUTHOR

Shyam Sunder Gupta, Apr 29 2005

STATUS

approved