A043544 Numbers k such that s(k)<s(k-1), where s(k)=sum of all digits in all base b representations of k, for 2<=b<=k.

12, 16, 18, 24, 30, 32, 36, 40, 42, 48, 54, 56, 60, 64, 66, 72, 78, 80, 84, 90, 96, 100, 102, 108, 112, 114, 120, 126, 128, 132, 138, 140, 144, 150, 156, 160, 162, 168, 174, 176, 180, 186, 192, 196, 198, 200, 204, 208, 210, 216, 220

Offset

1,1

Links

Table of n, a(n) for n=1..51.

Formula

A = {k: A043306(k) < A043306(k - 1)}. - Sean A. Irvine, Mar 09 2021

Crossrefs

Cf. A043306.

Sequence in context: A054290 A107308 A051518 * A097620 A335222 A356863

Adjacent sequences: A043541 A043542 A043543 * A043545 A043546 A043547

Keyword

nonn,base

Author

Clark Kimberling

Status

approved