A357929 - OEIS

A357929

Numbers that share a (decimal) digit with at least 1 of their proper divisors.

10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 24, 25, 26, 28, 30, 31, 32, 33, 35, 36, 39, 40, 41, 42, 44, 45, 48, 50, 51, 52, 55, 60, 61, 62, 63, 64, 65, 66, 70, 71, 72, 74, 75, 77, 80, 81, 82, 84, 85, 88, 90, 91, 92, 93, 94, 95, 96, 98, 99, 100, 101, 102, 103

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

OFFSET

1,1

LINKS

Table of n, a(n) for n=1..66.

Wikipedia, Table of divisors

EXAMPLE

74 is in the sequence since it shares a (decimal) digit with at least one of its proper divisors, namely 37. Both numbers share the digit 7.

CROSSREFS

Cf. A038770.

Sequence in context: A133506 A046510 A174140 * A322322 A038368 A062997

Adjacent sequences: A357926 A357927 A357928 * A357930 A357931 A357932

KEYWORD

nonn,base

AUTHOR

Wesley Ivan Hurt, Oct 21 2022

STATUS

approved