A342226 - OEIS

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A342226

Numbers k with digits in nondecreasing order and satisfying k < (product of digits of k) * (sum of digits of k).

2, 3, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 23, 24, 25, 26, 27, 28, 29, 33, 34, 35, 36, 37, 38, 39, 44, 45, 46, 47, 48, 49, 55, 56, 57, 58, 59, 66, 67, 68, 69, 77, 78, 79, 88, 89, 99, 127, 128, 129, 136, 137, 138, 139, 145, 146, 147, 148, 149, 155, 156, 157, 158

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

OFFSET

1,1

COMMENTS

This sequence contains 165623 terms.

LINKS

Table of n, a(n) for n=1..65.

EXAMPLE

39 is in the sequence as 39 has digits in nondecreasing order and 39 < (3 + 9) * (3*9).

CROSSREFS

Intersection of A009994 and A066310.

Sequence in context: A032577 A244155 A066310 * A032987 A174876 A092597

Adjacent sequences: A342223 A342224 A342225 * A342227 A342228 A342229

KEYWORD

nonn,easy,base,fini

AUTHOR

David A. Corneth, Mar 06 2021

STATUS

approved