A178051 Peak values of mountain numbers (cf. A134941).
1, 2, 3, 4, 5, 6, 7, 8, 9, 3, 4, 5, 6, 7, 8, 9, 3, 4, 5, 6, 7, 8, 9, 4, 4, 5, 6, 7, 8, 9, 5, 5, 5, 6, 7, 8, 9, 6, 6, 6, 6, 7, 8, 9, 7, 7, 7, 7, 7, 8, 9, 8, 8, 8, 8, 8, 8, 9, 9, 9, 9, 9, 9, 9, 9, 3, 4, 5, 6, 7, 8, 9, 4, 4, 5, 6, 7, 8, 9, 5, 5, 5, 6, 7, 8, 9, 6, 6, 6, 6, 7, 8, 9, 7, 7, 7, 7, 7, 8, 9, 8, 8, 8, 8, 8
Offset: 1
Examples
A134941(552)=134941 --> a(552) = MAX{1,3,4,9} = 9.
Links
- R. Zumkeller, Table of n, a(n) for n = 1..21846 (full sequence)
Comments